Compare water usage within the UK to that of other countries In this engaging activity students will examine the link between water usage at home and the number of people living in their household, as well as comparing the water usage within the UK to that of other countries. It involves estimating personal daily water usage, interpreting complex data, and understanding how different lifestyles impact water usage. It’s a great opportunity for students to apply their mathematical and analytical skills to real-world problems. This is one of a set of resources developed to aid the teaching of the secondary national curriculum, particularly KS3. It has been designed to support the delivery of key topics within maths, science and design & technology (DT). This lesson plan continues the theme of water usage developed in the Sewage Tunnels activity but can be delivered independently should the teacher wish. There is also a follow-on Water Consumption activity. Activity: Comparing water usage within the UK to that of other countries Students must estimate how much water they use each day and apply their mathematical understanding to interpret a wide range of complex data to develop their appreciation of why water usage is such an important issue. The resource ‘Water consumption’ is also available as an extension activity. Download our activity overview, presentation and worksheet for a detailed lesson plan for teaching students about water conservation. We also have a class quiz. The engineering context Students will learn how engineers use mathematical modelling to predict and address issues related to water usage and conservation. By demonstrating how engineering can be used to solve real-world problems, students will see the relevance and importance of their mathematical studies. Suggested learning outcomes Upon completion of this activity, students will have enhanced their ability to analyse and interpret a broad range of data. They will gain a deeper understanding of how mathematical modelling is used in real-world scenarios to predict outcomes and solve problems. Additionally, by reviewing, recreating, and possibly improving the mathematical information presented by a Water Board, students will significantly boost their mathematical understanding and application skills. Download our activity sheet for free! The lesson plan includes teachers’ notes, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved nations; England, Northern Ireland, Scotland and Wales. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. Please do share your highlights with us @IETeducation

Students build a communications device and develop a protocol to communicate with each other This is an engaging and practical activity in which students will work in small teams to investigate the necessity of developing standards and protocols for communication using a basic electrical circuit. Their objective is to build a basic communication device and establish communication between teams. Each team should receive a copy of the ‘Building the Communicator’ handout and proceed to assemble their circuits. This activity is a great way to introduce students to the history and practical use of telecommunication while also engaging their creativity and problem-solving skills. How long will this activity take? This activity will take approximately 45 minutes to complete. Tools/resources required Per team: One non-latching push to make switch Connecting leads One light bulb (3V approx) and holder One 3V power supply (best to use cells so that bulbs do not blow) Supply of crocodile clips The engineering context Telemedicine engineers are professionals who specialise in designing, developing, and implementing technological solutions for remote medical care. They utilise their expertise in engineering, software development, and medical equipment to create systems that enable patients to receive medical care remotely. Telemedicine engineers also work closely with healthcare providers to understand their needs and develop solutions that address their challenges. Telemedicine engineers play a critical role in expanding access to healthcare for patients in remote areas. They contribute to the development of cutting-edge technology that allows medical practitioners to deliver high-quality care to patients from a distance. Suggested learning outcomes By the end of this activity students will be able to build a simple electrical circuit, design a code for easy transmission of messages between two teams and explain why global protocols are required. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Please share your classroom learning highlights with us @IETeducation

Learn about dance floors that generate electricity and consider how output is linked to activity The engineers behind the Watt Nightclub in Rotterdam turn the energy created by clubbers on the dance-floor into power for the lighting. There’s even a giant battery to monitor the energy and encourage the crowd to dance even more. Doing your bit for the environment doesn’t have to be boring! This engaging STEM activity is perfect for KS3 students and gives them the opportunity to develop their understanding of graphs in an engineering context. Students will learn about dance floors that generate electricity and consider how output is linked to activity. There are a number of slides within the presentation that show different graphs and students are invited to develop their own descriptions to explain their shape. Discuss as a class what the amount of electricity is dependent upon (for example, the number of dancers, how energetically they dance). Also discuss how these variables can change, e.g., they can increase steadily, decrease steadily, or vary over time. Some students may raise the issue of the type of music being played. Popular, lively tracks are likely to get everyone on the floor, all dancing energetically, whereas a slower and/or less popular track immediately following will reduce the energy output (as people dance less energetically and/or a number of people go to get a drink, etc.). Suggested learning outcomes By the end of this free resource students will have an understanding of linear functions in practical problems and they will be able to construct linear functions from real-life problems and plot their corresponding graphs. They will also be able to discuss and interpret graphs modelling real-life situations. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. Download the activity sheets for free! All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Please share your classroom learning highlights with us @IETeducation.

Primary classroom poster highlighting the basic components and symbols in a circuit. Download the single poster or order a full set of posters for free from the IET Education website.

Testing the operation of pulley systems and calculating their mechanical advantage This GCSE maths resource looks at how pulleys work and is fully-curriculum linked. Download the resource for free to teach KS4 pulleys to your class. What are the advantages of a pulley system? Mechanical systems allow us to perform tasks that would otherwise be very difficult, enabling us to lift objects that would otherwise be far too heavy to move. For example, cranes on building sites that move heavy materials. This GCSE mathematics resource focuses on testing pulley systems and calculating their mechanical advantage. Activity info, teachers’ notes and curriculum links An engaging activity in which students will will test and calculate the mechanical advantage of three different examples of simple pulley systems designed to lift loads. It will build knowledge and understanding of how pulley systems work, along with improving related numeracy skills. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Download the activity sheets for free! All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. And please do share your classroom learning highlights with us @IETeducation

Make a fun craft project and use your maths to find out about structures with this quick and easy marshmallow igloo. Igloos are built out of blocks of ice or snow by Inuit people living in the Arctic regions of Canada and Greenland. They were used as temporary shelters when people were hunting. No need to worry, we won’t be expecting people to go into the Arctic and carve blocks of ice, this one is going to be made out of marshmallows – yum! You’ll only need a few simple items to make this project, and it can be an edible experiment too. The magic of maths is hands-on fun this Christmas! What you’ll need: • Bag of mini marshmallows or bag of marshmallows • If you are making the buttercream icing, you will also need • 70g softened butter • 150g icing sugar Activity sheets and notes for teachers can be downloaded for free. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Oh ho ho, and please do share your homemade igloos with us @IETeducation #SantaLovesSTEM

Using maths skills to calculate numbers The rules for the game and the selection of mathematical operations used can be adjusted to suit the level of the learners. The teacher should enter the five selected numbers in the white boxes of the spreadsheet. An appropriate result should be selected from the gold boxes. When the time is up, the teacher may want the learners to share their answers on a wipeable board or verbally as time allows. Activity introduction This resource is part of a collection developed to aid in teaching the primary national curriculum. These resources are specifically designed to facilitate the instruction of fundamental topics in mathematics and science. This resource focuses on solving number problems using a spreadsheet inspired by the Countdown numbers game. It can be employed as a complete lesson, as outlined in the activity sheet, or as an introductory activity in other mathematics lessons. This activity could be carried out with pupils working individually or in small groups. The spreadsheet associated with this activity should be open on the teacher’s laptop or tablet. Learners should not be able to see this. The engineering context Engineers must have a solid grasp of number combinations and operations when tackling various fascinating challenges. For instance, engineers designing bridges must perform calculations to ensure their structural integrity. In contrast, those responsible for circuit design in mobile phones must compute the values of individual components required for functionality. Suggested learning outcomes By the end of this activity, students will be able to solve addition and subtraction multi-step problems in context, deciding which operations and methods to use and why. They will also be able to solve problems using multiplication and division. Download the activity sheets for free! All activity sheets and supporting resources are free to download, and all the documents are fully editable so that you can tailor them to your students and your schools’ needs. The activity sheet includes teacher notes, guidance, helpful web links, and links (where appropriate) to the national curriculum in the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Please share your classroom learning highlights with us @IETeducation

Exploring the movement of a human arm for robotics design This is an engaging starter activity in which students examine how human arms move. Learners will also discover how this movement can be replicated with a mechanical arm using a smart material. Students can then subsequently use this information to support the design of a robot arm. This lesson can be followed by 3D modelling, which looks at designing and modelling a 3D robot arm and build a robot arm, which looks at how to make a robot arm with carboard. It’s one of a set of resources developed to aid the teaching of the secondary national curriculum, particularly KS3, supporting the teaching in science (specifically biology), engineering and design & technology (D&T). Activity: Exploring the movement of a human arm for robotics design By examining the movement of their own arms, students will learn how robot arms might be designed and how smart materials can play a role. Students will first bend their arms and be asked to monitor and describe the mechanics involved (muscles, joints, etc.). They will then consider how this natural bending motion can inspire the design of robot arms. Learns will be introduced to shape memory alloy (SMA) springs, which can be deformed or stretched and then revert back to their original shape when heated (this can be achieved using an electrical current). Finally, students will be tasked with explaining how SMAs could be used to create movement in a robot arm. Download our activity overview for a detailed lesson plan on the movement of a human arm. The engineering context Robot arms are an example of a programmable system. They are used in a wide variety of industrial applications, ranging from assembling cars to spray-painting products. They’re also used in more dangerous applications for humans such as bomb disposal and repairing space craft as they orbit the earth. Suggested learning outcomes Students will learn that a human arm moves due to the contraction of muscles, and they’ll understand that a robot arm can also use contraction or rotation to achieve movement. Finally, they’ll learn that shape memory alloys can revert to a previous shape when heated. Download our activity sheet and related teaching resources for free! The activity sheet includes teachers’ notes, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved nations; England, Northern Ireland, Scotland and Wales. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. Please do share your highlights with us @IETeducation.

Programming algorithms for drawing shapes In this programming activity, students will use the programming language Logo to understand and create algorithms for drawing shapes. Through creating their own unique shapes via algorithms, students will see their code come to life on screen. This is one of a set of resources developed to aid the teaching of the secondary national curriculum, particularly KS3. It has been designed to support the delivery of key topics within maths, engineering and computing. Activity: Programming algorithms for drawing shapes The first part of this activity is intended to encourage students to examine a sequence of instructions, look for a pattern, and explain this pattern. The next problem asks the students to continue the pattern, making deductions about how the pattern will continue. Students are then challenged to produce a set of instructions for drawing different shapes before trying some designs of their own. They will be encouraged to use an online logo app like Papert to try out their instructions. Problem-solving questions will stimulate students to identify and extend a sequence, requiring reasoning and proof. The engineering context Algorithms form the backbone of many engineering processes, from automation and improving efficiency to data analysis and problem solving. As such, learning about algorithms prepares students for more advanced engineering studies. Pythagoras’ theorem and trigonometry are fundamental in multiple engineering fields such as civil engineering for structural design, electrical engineering for signal analysis, and mechanical engineering for understanding dynamics and mechanisms. Suggested learning outcomes This lesson plan aims to cover potential GCSE content such as identifying and explaining patterns and sequences, understanding the exterior angles of shapes, and applying Pythagoras and trigonometry. In the process, students will also develop key problem-solving skills as they predict sequences, work out instructions, and discuss their reasoning. This activity will also give students a deeper appreciation for the role of algorithms in our daily lives. Download our activity sheet and other teaching resources The activity sheet includes teachers’ notes, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved nations; England, Northern Ireland, Scotland and Wales. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. Please do share your highlights with us @IETeducation.

In this solar panel STEM project, students will investigate the photovoltaic effect by manufacturing a simple circuit and integrating it into a product, in this case a version of the popular jitterbug project. The jitterbug is a device that moves due to vibrations caused by an off-centred mass on a motor’s driveshaft, can be powered by sunlight when connected to a photovoltaic (PV) cell. Learners will gain insight into the works of sustainable technology by learning about photovoltaic cells (these solar-powered cells are a primary component in renewable energy solutions). This is one of a set of resources developed to aid the class teaching of the secondary national curriculum, particularly KS3. It is part of the ‘Let there be light’ scheme of work, which involves investigating how photovoltaic cells are used and then using this technology to make a series of electronic circuits of increasing complexity. This could form the basis of a Design and Make Assignment (DMA) project in design and technology (DT), with cross-curricular links with Science. The engineering context Understanding how to build a simple circuit is one of the fundamental skills in engineering. It provides the basis for understanding electricity and electronics, which are integral to many areas of engineering - from electrical and electronic engineering to computer engineering and even mechanical and civil engineering. Furthermore, photovoltaic cells, or solar cells, convert sunlight directly into electricity. This technology plays a key role in renewable energy solutions, which are becoming increasingly important due to the global push towards sustainable living. Understanding how photovoltaic cells work gives students insights into this technology, preparing them for future innovations in the field. Suggested learning outcomes Upon completion of this lesson, students should have a comprehensive understanding of how photovoltaic cells work and how they can be integrated into a circuit. They will gain hands-on experience in manufacturing a simple circuit and integrating it into a product. This activity not only deepens their understanding of the photovoltaic effect but also exposes them to the practical side of electronics and product design. Download our activity sheet and related teaching resources The activity sheet includes teachers’ notes, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved nations; England, Northern Ireland, Scotland and Wales. All activity sheets and supporting resources are free to download (including the video), and all the documents are fully editable, so you can tailor them to your class’s and your schools’ needs. Please do share your highlights with us @IETeducation.

In this activity, students will design a fun infrared ‘tag’ game. It ideally needs to be preceded by our input, process and output activity as students must draw on their earlier work for designing the game. It’s one of a set of resources developed to aid the teaching of the secondary national curriculum, particularly KS3, supporting the teaching in engineering and design & technology (D&T). Activity: Designing an infrared ‘tag’ game Students will design a new version of the classic tag game using their electronics knowledge to create a fun interactive experience. Learners will review our design brief to design a novelty “tag” game using emitter and detector circuits (which have been tested previously in input, process and output) to indicate when a player is “tagged”. The game needs to be easy to use and playable both indoors and outdoors. As a class, students will review the key requirements of the brief and discuss these in pairs. They will then draw their design ideas with annotations. From their ideas, they’ll select one design for modelling using 3D CAD software. Finally, they should present their idea to the class for feedback on how it can be improved. Download our activity overview for a detailed lesson plan on designing a fun infrared tag game. The engineering context Infrared technology has been used in the design of all sorts of fun devices, from TV remote controls to Wii remotes, mobile devices, and laser tag games. By understanding how this technology works, learners can start their journey to potential careers in computer games engineering. Suggested learning outcomes By the end of this lesson, students will be able to analyse a design brief. They’ll also be able to explain how research findings affect design ides as well as be able to generate ideas for a product. Finally, they’ll be able to produce a 3D CAD model of a design idea. Download our activity sheet and related teaching resources The activity sheet includes teachers’ notes, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved nations; England, Northern Ireland, Scotland and Wales. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. Download our classroom lesson plan and presentation and please do share your highlights with us @IETeducation.

Discuss safety issues in personal transport and analyse data to work out which form of personal transport is currently the least safe Personal transport is becoming safer as technological advancements are made and more and more safety features are designed. In this fun STEM activity students will consider what safety features are in use today. Students will first name some personal transport methods, including those they use. In pairs they can discuss any safety features of these methods, why they are important and then they will rank the transport systems in order of how safe they think they are. The ‘Safety statistics A’ handout includes a chart which shows the proportion of reported road casualties by road user type and severity in Great Britain in 2012. The students will then interpret the data and write down what it shows. They can then compare this to the ranking they did in the discussion earlier. The handout shows that car occupants and pedestrians are the most common types of road casualties. How do you think safety can by improved for car occupants and pedestrians? Ask the students to think about what safety measures already exist and then ask them to think about what features cars should have in the future. This engaging activity that is the perfect way for KS3 students to develop their critical thinking skills. How long will this activity take? Approximately 30-59 minutes to complete. The engineering context Car and road safety engineers are professionals who are responsible for designing and developing vehicles and road systems that are safe for drivers, passengers, and pedestrians. They work on various aspects of vehicle and road safety, including crash testing, airbag seatbelt development, pedestrian protection, and traffic control systems. These engineers use their knowledge of physics, mechanics, and materials science to develop innovative solutions to improve vehicle and road safety. They also work closely with government agencies, automakers, and other organisations to develop and enforce safety regulations and standards. The work of car and road safety engineers is vital to ensuring the safety of drivers, passengers, and pedestrians on our roads. Suggested learning outcomes By the end of this activity students will be able to interpret data from a chart, discuss the importance of safety features in personal transport and identify car and road safety features. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Please share your classroom learning highlights with us @IETeducation

Make a Chinese zodiac animal wheel to learn about cutting and assembling a simple graphic product. In this activity learners will learn about cutting and assembling a simple graphic product. Learners will use a template to cut out the circle templates for the Chinese zodiac animal wheel and also learn about the twelve zodiac animals. In the Chinese zodiac, each year is represented by an animal with a different personality. Why not find out more about this tradition and a Chinese zodiac animal wheel from a template? Download the activity sheets for free! All activity sheets and supporting resources are free to download and are fully editable, so you can tailor them to your students’ and your schools’ needs. Tools/resources required Thin card Scissors Pencils Sticky tack Paper fasteners The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland, and Wales. And please do share your learning highlights and final creations with us on social media @IETeducation

Learn about cutting and folding simple 3D structures by making a fortune cookie from card. In this activity learners will learn about cutting and folding simple 3D structures within a graphics project. Learners will use a provided template to cut out the circle for the fortune cookie. The fortune cookie first appeared in 1890 in San Francisco, USA. They have a typical shape and contain a message on paper. It became a Chinese New Year tradition even though fortune cookies only reached China in 1989. Download the activity sheets for free! All activity sheets and supporting resources are free to download and are fully editable, so you can tailor them to your students’ and your schools’ needs. Tools/resources required Thin, coloured Card Scissors Glue sticks Paper fasteners Decoration materials The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland, and Wales. Please do share your learning highlights and final creations with us on social media @IETeducation

Use modern technologies to enhance flight. In this activity learners will make use of the theme of the future of flight to design a wearable cockpit that makes use of new and modern technologies, such as artificial intelligence (AI), augmented reality (AR) and virtual reality (VR), which have the potential to completely change how pilots interact with and control their aircraft. Produce a specification for their design requirements and a mind map of ideas. They will then produce sketches of their initial ideas before producing a completed final design. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. And please do share your learning highlights and final creations with us on social media @IETeducation

Measuring the amount of noise produced by different activities. In this activity learners will measure noise produced by a range of activities using a sound meter to help them understand how noise is measured and that high noise levels can damage our hearing. This activity could be used as a main lesson activity to teach learners about sound, as part of a scheme of learning covering sound waves and how sound is generated or as part of a wider topic area covering health and safety considerations in the workshop. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. And please do share your learning highlights and final creations with us on social media @IETeducation

Understanding fractions through a pizza cutter approach Fractions are an important concept in mathematics, and what better way to understand them than by slicing up a delicious pizza? Through hands-on exploration, you will discover that fractions are not just numbers on a page but a real-life concept we encounter daily. By dividing our pizza into slices, we will learn how to represent fractions visually and understand their relationship to the whole pizza. Activity This activity is one of a set of free STEM resources developed to support the teaching of the primary national curriculum and the delivery of key topics within maths and science. This fun maths game could be used as a starter or main activity to introduce fractions and can be developed further with other objects and a combination of halves and quarters. Students could complete this activity either as individual learners or as table groupings. It introduces learners to fractions, i.e. a half and a quarter. The presentation slides highlight the national curriculum requirements, with the learners being able to understand what a half and quarter are by dividing a recognised shape. Download our free, printable pizza fractions handout to begin. Actual pizzas could be used as an alternative to the handouts. Appropriate food hygiene and handling precautions would need to be applied. The engineering context Understanding fractions helps engineers solve many problems in a wide range of specialisms. For example, how to divide materials so people can carry equal loads. Suggested learning outcomes By the end of this activity, students will be able to understand that a half and quarter are ‘fractions of’ a whole object, they will recognise, find and name a half as one of two equal parts of a unit, and they will recognise, find and name a quarter as one of four equal parts of a unit. They will understand that fractions, halves and quarters can be combined as part of a whole unit. Download the free activity sheet! All activity sheets and supporting resources are free to download, and all the documents are fully editable so that you can tailor them to your students and your schools’ needs. The activity sheet includes teacher notes, guidance, helpful web links, and links (where appropriate) to the national curriculum in the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Please share your classroom learning highlights with us @IETeducation

Programme the system using the accelerometer and LED display This is one of a series of resources to support the use of the BBC micro:bit in Design and Technology lessons. There are many reasons to monitor heart rate. For example: There are 2.7 million people in the UK currently suffering from heart problems. The quicker these problems can be found and treated the better the chance of a full recovery. Athletes measure their heart rate during training to ensure that they are training in their optimum physical range. In this unit, learners will use the BBC micro:bit to develop a prototype for a personal heart monitoring system. Activity info, teachers’ notes and curriculum links In this activity, learners will develop their programmable system using the BBC micro:bit’s inbuilt accelerometer to detect motion created by the pumping of the heart. The activity sheet includes teachers’ notes, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved nations; England, Northern Ireland, Scotland and Wales. Download the activity sheets for free! All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. And please do share your classroom learning highlights with us @IETeducation

Investigate aspects of biomedical signal processing The use of different types of signals is hugely important in all areas of healthcare. Signal processing engineers are involved in everything from extracting information from the body’s own electrical and chemical signals to using wireless signals to allow search-and-rescue robot swarms to communicate with each other. Activity info, teachers’ notes and curriculum links In this practical session students investigate aspects of signal processing. Working in teams, students convert an analogue brain signal into a digital format and transmit it across the classroom to another team using flashes from the LED on the Digital Communicator that they will need to build. The other team will record the digital format and rebuild the original waveform from that information. This activity can be used as a hands-on extension to the ‘Which Imaging Technique?’ activity (see Related activities section below). The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Download the activity sheets for free! All activity sheets and supporting resources (including film clips!) are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. And please do share your classroom learning highlights with us @IETeducation

Design and make a solar powered night-light circuit In this engaging and practical STEM activity, designed for secondary school students, learners will investigate the photovoltaic effect by designing and making a solar power night-light circuit. The ‘Photovoltaic cells’ scheme of work involves investigating how photovoltaic cells are used and then using this technology to make a series of electronic circuits of increasing complexity. This could form the basis of a design and make activity in Design and Technology, with cross-curricular links with Science. This could be used as a short design and make project in Electronics or Product Design within Design and Technology. It could be extended into a longer project using the ‘Design Guide (handout)’ to provide a structure for the sequence of tasks to be carried out. Students should be divided into pairs or small teams. Their design brief is to design and manufacture a prototype solar powered night-light. The prototype should be powered by solar energy, produce no waste by-product with normal use, provide an appropriate illumination for a task (to be identified), illuminate automatically when the light level drops (below an identified level) and it should be manufactured from reused materials, where possible. Tools/resources required Access to appropriate CAD software for circuit modelling and development Modular electronics kits or prototype boards (breadboards), as appropriate Transistor sensor circuit help (handout) Design Guide (handout) A range of components to manufacture the circuits Suggested learning outcomes By the end of this activity students will have an understanding of how photovoltaic cells work, how they can be used and the impact of using photovoltaic cells in aesthetic, economic, and environmental issues. All activity sheets and supporting resources are free to download, and all the documents are fully editable, so you can tailor them to your students’ and your schools’ needs. The activity sheet includes teacher notes, guidance, useful web links, and links (where appropriate) to the national curriculum in each of the four devolved UK nations; England, Northern Ireland, Scotland and Wales. Please share your classroom learning highlights with us @IETeducation