This is an engaging REVISION lesson which uses a range of exam questions, understanding checks, quick tasks and quiz competitions to enable students to assess their understanding of the content within topic 1 (General Physics) of the CIE IGCSE Physics (0625) specification. The lesson covers the content in both the core and supplement sections of the specification and therefore can be used with students who will be taking the extended papers as well as the core papers. The specification points that are covered in this revision lesson include: CORE Define speed and calculate average speed from total distance divided by total time Plot and interpret a speed-time graph or a distance-time graph Recognise from the shape of a speed-time graph when a body is at rest, moving at a constant speed or changing speed Calculate the area under a speed-time graph to work out the distance travelled for motion with constant acceleration Show familiarity with the idea of the mass of a body State that weight is a gravitational force Distinguish between mass and weight Recall and use the equation W = mg Recall and use the equation density = mass divided by volume Understand friction as the force between two surfaces which impedes motion and results in heating Calculate moment using the product force × perpendicular distance from the pivot Identify changes in kinetic, gravitational potential, chemical, elastic (strain), nuclear and internal energy that have occurred as a result of an event or process Recognise that energy is transferred during events and processes, including examples of transfer by forces (mechanical working), by electrical currents (electrical working), by heating and by waves Apply the principle of conservation of energy to simple examples Describe how electricity or other useful forms of energy may be obtained from a range of sources Show a qualitative understanding of efficiency Demonstrate understanding that work done = energy transferred Relate (without calculation) power to work done and time taken, using appropriate examples SUPPLEMENT Distinguish between speed and velocity Define and calculate acceleration Understand deceleration as a negative acceleration Describe, and use the concept of, weight as the effect of a gravitational field on a mass State Hooke’s Law and recall and use the expression F = k x, where k is the spring constant Apply the principle of moments to different situations Understand that vectors have a magnitude and direction The students will thoroughly enjoy the range of activities, which include quiz competitions such as “Are you the KING of the KINGDOMS” where they have to name the kingdoms involved based on a feature whilst crucially being able to recognise the areas of this topic which need their further attention. This lesson can be used as revision resource at the end of the topic or in the lead up to mocks or the actual IGCSE exam

This REVISION resource has been designed to motivate and engage students whilst they are challenged on their knowledge of the content in topics C6-C10 of the AQA Trilogy GCSE Combined Science specification which can be assessed on PAPER 4. This is fully-resourced and contains a detailed PowerPoint (118 slides) and accompanying worksheets, some of which have been differentiated. The resource was written with the aim of covering as many C6-C10 sub-topics as possible, but the following ones have received particular focus: Pure substances in Science Chromatography Detecting gases Reversible reactions Changing conditions and the position of the equilibrium Factors affecting the rate of a chemical reaction The structure of the alkanes Complete combustion of the alkanes Cracking and the alkenes Fractional distillation of crude oil This resource can be used in combination with the PAPER 3 revision resource which covers the content in Chemistry topics C1 - C5 as well as the other AQA GCSE Combined Science REVISION lessons which I’ve uploaded

This REVISION resource has been written with the aim of motivating the students whilst they are challenged on their knowledge of the content in TOPIC 4 (Natural selection and modification) of the Edexcel GCSE Biology specification. The resource contains an engaging and detailed PowerPoint (82 slides) and accompanying worksheets, some of which are differentiated to provide extra scaffolding to students when it is required. The wide range of activities have been designed to cover as much of topic 4 as possible but the following sub-topics have been given a particular focus: The discovery of human fossils Stone tools as evidence of human evolution Evolution by natural selection The development of antibiotic resistance in bacteria The three domain and five kingdom classification methods Genetic engineering Selective breeding The benefits and risks of genetic engineering and selective breeding for the growing population The use of fertilisers and biological control There is a large emphasis on mathematical skills in the new specification and these are tested throughout the lesson. This resource is suitable for use at the end of topic 4, in the lead up to mocks or in the preparation for the final GCSE exams.

This revision resource includes exam questions, understanding checks and quiz competitions, all of which have been designed with the aim of motivating and engaging the students whilst they assess their understanding of the content found in topic 3 (Movement in and out of cells) of the CIE IGCSE Biology specification for examination in June and November 2020 and 2021. This revision resource contains a detailed and engaging PowerPoint (42 slides) and associated worksheets, some of which have been differentiated to help and challenge differing abilities. The range of activities have been designed to cover as much of the Core and supplement content as possible but the following sub-topics have been given particular attention: Active transport as the movement of particles against their concentration gradient using energy from respiration The importance of active transport as demonstrated by the absorption of mineral ions by the root hair cells The movement of water across cell membranes by osmosis The importance of osmosis and water potential in the uptake of water by plants The effects on plant cells of immersion into solutions of different concentrations The importance of turgor pressure for a plant Diffusion as the net movement of particles with the concentration gradient Recognising the factors that influence the rate of diffusion In addition, topics from other modules such as specialised plant cells are covered so that students can see the importance of being able to make connections and links between Biological topics.

This revision resource includes a range of activities that will act to engage and motivate the students whilst they assess their understanding of the Animal nutrition content (topic B6) of the CIE IGCSE Combined Science specification for examination in June and November 2020 and 2021. There are exam questions with explained answers as well as quick tasks and quiz competitions such as “Have you got the right BALANCE” where students are challenged to recognise whether a statement about the balanced diet is accurate or not. The lesson was designed to cover as much content as possible but the following topics have received particular attention: Mechanical digestion Chemical digestion by digestive enzymes Amylase and the break down of starch The adaptations of the small intestine to allow absorption The roles of the hydrochloric acid in gastric juice The break down of lipids in the small intestine The components of a balanced diet This resource includes a detailed and engaging PowerPoint (51 slides) and a worksheet which is differentiated two ways. Efforts have been made to make links to other topics such as enzymes (B4) so students can see the importance of being able to make connections in their answers

This revision resource contains a concise yet informative PowerPoint (25 slides) and a worksheet that will enable the students to assess their understanding of the topic B4 (Enzymes) content of the CIE IGCSE Combined Science specification for examination in June and November 2020 and 2021. The range of exam questions (with explained answers), quick tasks and quiz competitions have been designed to cover as much content as possible but the following topics have received particular attention: Enzymes as biological catalysts that speed up reactions The binding of a substrate with the active site of an enzyme The effect of a changing pH on the activity of an enzyme The effect of a changing temperature on the activity of an enzyme Denaturation

This detailed and engaging REVISION LESSON has been written to cover the content of topic 4 (Cell membranes and transport) of the CIE International A-level Biology specification. The lesson consists of a PowerPoint that contains exam questions, differentiated tasks and quiz competitions and is accompanied by worksheets with further activities. The competitions act to engage the students whilst they assess their understanding of the content and challenges their ability to apply this knowledge to potentially unfamiliar situations. The lesson was designed to cover as much of the specification content as possible but the following sub-topics have received particular attention: Active transport and its applications in animals and plants Facilitated diffusion and the use of channel and carrier proteins The factors that affect diffusion as demonstrated by gas exchange at the alveoli Exocytosis Water potential and the movement of water by osmosis The effect of solutions of different water potentials on animal and plant tissue The fluid mosaic model The plasma cell membrane and the function of its components As well as covering the current topic, the design of this lesson has been conscious to include future topics. For example, a cholinergic synapse was used to challenge the students to spot examples of facilitated diffusion, simple diffusion, active transport and exocytosis. Revision lessons for the other 18 topics are uploaded on TES or are in the process of being uploaded.

This engaging REVISION LESSON has been designed to cover the content of topic 13 (Photosynthesis) of the CIE International A-level Biology specification. Filled with a wide range of activities, that include exam questions with explanations, quick tasks and quiz competitions, the students will be motivated whilst they assess their ability to apply their knowledge. Due to the obvious importance of this reaction, assessment questions are extremely common and so a deep understanding of this topic is key to success and the lesson has been designed to cover the important ideas. The following sub-topics have received particular attention in this lesson: Photophosphorylation An outline of cyclic and non-cyclic photophosphorylation Photolysis of water The light dependent reaction The structure of the chloroplast and the site of the different reactions The Calvin cycle The limiting factors of photosynthesis Investigating the effect of light intensity using DCPIP as a redox indicator and a Hill suspension The effect of temperature on the rate There is a focus on terminology throughout the lesson so that students are comfortable with the terms that will be encountered in exam questions. Revision lessons on the other topics of the specification are uploaded so please take a moment to look at those too

This is a fully-resourced revision lesson that has been written to challenge students on their knowledge and understanding of the PAPER 2 topics. The range of tasks will prepare the students to answer the range of questions that they may encounter on topics B1 and B6 - B9 as detailed in the Pearson Edexcel GCSE Combined Science specification. The lesson has been designed to take place on the PAPER 2 HIGH STREET and the tasks include exam-style questions with displayed mark schemes, engaging quiz competitions and discussion points to allow the following points to be covered: Eukaryotic vs Prokaryotic cells Converting between units of size The structures of the animal and plant cells The structure of the human heart Calculating the surface area to volume ratio Adaptations of the gas exchange system The blood vessels associated with the human heart Calculating the cardiac output The features of the root hair cell to allow for absorption The nitrogen cycle The relationship between the rate of photosynthesis and light intensity and distance Using the inverse square law calculation Temperature and photosynthesis The regulation of blood glucose by the release of insulin and glucagon Diabetes type I and II Calculating the BMI The interaction of the reproductive hormones in the menstrual cycle IVF as assisted reproductive technology The hormonal and barrier methods of contraception Eutrophication as a negative human interaction in an ecosystem The carbon cycle In order to cater for the range of abilities that can be found in Combined Science classes, most of the tasks have been differentiated. There are also a number of step by step guides to demonstrate how to tackle some of the more difficult concepts including the mathemetical elements If you would like to see the quality of these revision lessons, download the PAPER 1 REVISION LESSON which has been shared for free

This revision lesson uses a multiple-choice assessment to challenge the students on their understanding of topic 8, the control of gene expression. In addition to the 20 question assessment, this lesson includes a PowerPoint where the answers are revealed and additional questions are posed about the content of topic 8 which isn’t directly challenged in the questions. The PowerPoint also contains prior knowledge checks on content from topics 1, 3, 4 and 6. Revision lessons of this format which challenge topics 1 - 7 are also uploaded.

This revision lesson provides students with the opportunity to assess their understanding of the transport in mammals topic (topic 8). The lesson includes a multiple-choice assessment of 10 questions and a PowerPoint containing the answers, where each answer slide shows the exact specification code to enable students to note the areas which may require extra attention. The PowerPoint also contains additional questions to challenge content from topic 8 of the CIE A-level biology specification (2025 - 2027 update) that isn’t directly covered by the 10 questions. This lesson has been designed to be used at the end of topic 8, and in the build up to mocks and the final A-level examinations.

This detailed lesson has been intricately planned to support students with their revision in the build up to their PAPER 1 mocks or final assessment. The wide range of tasks and activities will challenge students on their knowledge of topics 1 - 6 of the Pearson Edexcel A-level biology A specification, allowing them to recognise those areas which require further attention before the examinations. Included in the range of tasks are exam-style questions and understanding checks and all answers are embedded into the PowerPoint. There are quiz rounds to maintain engagement and to encourage healthy competition, as well as guided discussion periods to provide opportunities for students to support each other. The following content is directly covered by this revision lesson: The nature of the genetic code Classification hierarchy The three-domain model DNA triplets and mRNA codons The structure of haemoglobin and collagen Fibrous and globular proteins The roles of the heart valves in the cardiac cycle The enzymes in DNA replication The role of meiosis in genetic variation The structure of starch and cellulose The ultrastructure of eukaryotic cells The light-dependent and light-independent reactions of photosynthesis The role of APCs and T helper cells in the immune response The evolution of antibiotic resistance Many of the tasks have been differentiated to maintain challenge whilst providing access to all. This is an extensive lesson with many tasks so it is estimated that it will take over 3 hours of teaching time if covered in full, but teachers may choose to use sections to focus on a specific topic. A lesson revising PAPER 2 content (topics 1 - 4, 7 & 8) has also been uploaded.

This detailed and engaging lesson will support students to revise in the build up to their PAPER 1 mocks or final assessment. The wide range of tasks and activities will challenge students on their knowledge of topics 1 - 7 of the Edexcel A-level biology B specification, allowing them to recognise those areas which require further attention before the examinations. Included in the range of tasks are exam-style questions and understanding checks and all answers are embedded into the PowerPoint. There are quiz rounds to maintain engagement and to encourage healthy competition, as well as guided discussion periods to provide opportunities for students to support each other. The following content is directly covered by this revision lesson: The nature of the genetic code Classification hierarchy and the binomial name The meaning of a biological species The three-domain model DNA triplets and mRNA codons The structure of haemoglobin and collagen Fibrous and globular proteins The roles of the heart valves in the cardiac cycle The enzymes in DNA replication The role of meiosis in genetic variation The structure of starch and cellulose The ultrastructure of eukaryotic cells The light-dependent and light-independent reactions of photosynthesis The role of APCs and T helper cells in the immune response The evolution of antibiotic resistance Many of the tasks have been differentiated to maintain challenge whilst providing access to all. This is an extensive lesson with many tasks so it is estimated that it will take over 3 hours of teaching time if covered in full, but teachers may choose to use small sections in shorter lessons to focus on a specific topic.