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LJ Create STEM Shop

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We provide a range of free, and low-cost STEM resources for schools and further education. Our resources include theory presentations, activity sheets, information fact files, and informative posters for your classroom.

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We provide a range of free, and low-cost STEM resources for schools and further education. Our resources include theory presentations, activity sheets, information fact files, and informative posters for your classroom.
Earth Systems
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Earth Systems

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A presentation suitable for Grades 6-8 looking at Earth systems. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how Earth systems interact. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 27 slides covering: • Atmosphere • Hydrosphere • Geosphere • Biosphere • Earth Systems • Interactions • Water and Atmospheric Interactions • Albedo • Ice • Feedback • Snowball Earth • Earth System Feedback
Ground and Surface Water
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Ground and Surface Water

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A presentation suitable for Grades 6-8 looking at ground and surface water. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore sources of ground and surface water. Identify the effects of human activity on ground and surface water. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 35 slides covering: • Water and Life • Fresh Water • Surface Water • Run-off • Watershed • Ground Water • Aquifers • The Water Table • Water Quality • Water Pollution • Effects of Water Pollution
Earth's Atmosphere
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Earth's Atmosphere

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A presentation suitable for Grades 6-8 looking at the Earth’s Atmosphere. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the composition of Earth’s atmosphere. Explore how atmospheric conditions influence the weather. Explore how natural processes and human activities cause changes in the atmosphere. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 39 slides covering: • Composition of the Atmosphere • Air Pressure • Layers of the Atmosphere • The Troposphere • The Stratosphere • The Meosphere • The Thermosphere • Weather • Wind • The Water Cycle • Local Weather • Changes in the Atmosphere • Human Activities • Pollution and Health • Protecting Air Quality
The Respiratory System and Health
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The Respiratory System and Health

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A presentation most suitable for KS5 looking at the respiratory system and health. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore major diseases that affect the respiratory system. Explore scientific, medical and technological advances that help prevent and treat diseases of the respiratory system. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 29 slides covering: • The Role of the Respiratory System • Asthma • Asthma Inhalers • Bronchitis • Chronic Obstructive Pulmonary Disease (COPD) • Emphysema • Pneumonia • Lung Cancer • Medical Advances to Fight Lung Cancer • Prevention of Respiratory System Diseases • Treatments of Respiratory System Diseases • Surgery to Treat Respiratory System Diseases
Voluntary Muscles
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Voluntary Muscles

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A presentation most suitable for KS5 looking at the voluntary muscles. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the function and structure of voluntary muscles. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 20 slides covering: • Muscles, Tendons and Joints • Antagonistic Pairs • Controlling Muscles • Skeletal Muscle Tissue Structure • Histology of Striated Muscle • Voluntary Muscle Appearance • Voluntary Muscle Appearance: Z-lines • Voluntary Muscle Appearance: I-band • Voluntary Muscle Appearance: H-zone • Voluntary Muscle Appearance: A-band • Voluntary Muscle Appearance: M-line • Voluntary Muscle Contraction
Heat Energy - Heat Transfer
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Heat Energy - Heat Transfer

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A presentation suitable for KS4 looking at heat transfer. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the concepts of thermal energy transfer, including conduction, convection and radiation. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 19 slides covering: • Transfer of Heat • Conduction • Convection • Radiation
Waves and Vibrations - Seismic Waves
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Waves and Vibrations - Seismic Waves

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A presentation suitable for KS4 looking at seismic waves. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the characteristics and applications of seismic waves. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 30 slides covering: • Tectonic Plates • Earthquakes • Seismic Waves • Measuring Seismic Waves • P Wave • S Wave • Surface Waves • Seismic Wave Behaviour • Looking Inside the Earth • Structure of the Earth
Protein in Food
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Protein in Food

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A presentation most suitable for KS5 looking at protein in food. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the structure and properties of protein. Investigate a test for protein. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 40 slides covering: • What is Protein? • Amino Acids • Peptide Bonds • Polypeptides and Proteins • Protein Structure • Protein Properties • Protein Classification • Importance of Protein in Food • Sources of Protein • Testing Foods: Biuret Test • Positive and Negative Results • What can go Wrong • Regulating Foods • Allergy Information
Earth Systems - Earth's Early History
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Earth Systems - Earth's Early History

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A presentation suitable for KS3 looking at Earth’s early history. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Investigate the formation and early history of the Earth. Main Skills: Interpret written text, diagrams, tables and graphs. Duration: Approximately 45 mins 26 slides covering: • The Formation of Our Solar System • Dating the Formation of Our Solar System • Radiometric Dating • The Early Earth • Life
Earth Systems - Geological Time
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Earth Systems - Geological Time

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A presentation suitable for KS3 looking at geological time. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how evidence from rock strata can tell us about the history of the Earth. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 27 slides covering: • Time • Rock Records • Dating Rocks • Relative Dating • The Principle of Uniformitarianism • The Principle of Original Horizontality • The Principle of Superposition • Principle of Cross Cutting • The Principle of Inclusion • Principal of Faunal Succession • Fossils • Relative Dating • Absolute Dating • Geological Time • Precambrian • Cretaceous Period • The End of the Cretaceous Period • Quaternary Period
Spreadsheets - Working with Graphs
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Spreadsheets - Working with Graphs

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A presentation suitable for KS3 looking at working with graphs in spreadsheets. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Identify how to create a line graph from data in a spreadsheet. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 18 slides covering: • Axes • Data • Titles and Units • Creating a Line Graph • Formatting a Line Graph • Printing a Line Graph
Heat Energy - Temperature and Heat
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Heat Energy - Temperature and Heat

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A presentation suitable for KS4 looking at temperature and heat. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the concepts of thermal energy, temperature and heat. Main Skills: Interpret written text and diagrams. Duration: 30 mins 30 slides covering: • Energy • Solids and Liquids • Gases • Thermal Energy (U) • Temperature (T) • Temperature Scales • Kelvin and Absolute Zero • Temperature and Energy • Heat (Q) • Specific Heat • Methods of Heating • Hot Plates • Burners
Earth Systems - Humans and Ecosystems
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Earth Systems - Humans and Ecosystems

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A presentation suitable for KS3 looking at humans and ecosystems. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how increases in human population and consumption of natural resources have an impact on Earth’s systems. Main Skills: Interpret written text, diagrams and graphs. Duration: Approximately 45 mins 29 slides covering: • World Population • Population and Resources • Energy Consumption • Population and Energy Use • Water Consumption • Ways to Reduce Water Consumption • Change of Land Use • Waste • What Can We Do? • Reduce, Reuse and Recycle
Earth Systems - The Rock Cycle
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Earth Systems - The Rock Cycle

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A presentation suitable for KS3 looking at the rock cycle. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how the Earth’s materials are cycled in the rock cycle. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 23 slides covering: • Time • Igneous Rocks • Sedimentary Rocks • Metamorphic Rocks • Processes of the Rock Cycle • Magma • Cooling • Mid Atlantic Ridge • Weathering • Erosion and Transport • Deposition • Burial/Compression/Cementation • Heat and Pressure • Melting Again • The Rock Cycle
Microstructures of Steel
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Microstructures of Steel

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A presentation suitable for KS4 looking at the microstructures of steel. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Investigate the microstructures of steel and how they are affected by composition and heat treatment. Main Skills: Interpret written text, diagrams and graphs. Duration: Approximately 30 mins 24 slides covering: • Microstructure • Phases of Iron - Ferrite • Phases of Iron - Cementite • Pearlite • Phases of Iron - Austenite • Graphite • Iron-Carbon Phase Diagrams • Austenite and Martensite • Quenching • Tempering • Annealing • Case Hardening
Polymers
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Polymers

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A presentation suitable for KS4 looking at polymers. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the structure, characteristics and application of polymers. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 26 slides covering: • Polymers • Molecular Structure of Polymers • Addition Polymer • Condensation Polymers • Polymer Structure • Classification of Polymers • Thermoplastic Polymers • Thermosetting Polymers • Elastomers • Additives
Calculation of Resistors in Parallel
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Calculation of Resistors in Parallel

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A presentation suitable for KS3 looking at how to calculate the total resistance of resistors placed in parallel. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Calculate the total resistance for circuits with resistors connected in parallel. Main Skills: Interpret written text, interpret diagrams and perform calculations. Duration: Approximately 30 mins 16 slides covering: • Worked Examples • Reciprocal Calculations • Product Over Sum Method • Break Up Calculation
Resistor Colour Codes & Ohm's Law
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Resistor Colour Codes & Ohm's Law

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The resistance of a resistor is indicated using a system of coloured bands on the component. This poster shows the colour code bands and the values that they represent. 4 and 5 band resistor colour code systems are both covered on this poster. Ohm's Law is also shown on this poster.
Car Braking Systems
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Car Braking Systems

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This poster shows the main parts of the braking system used in a typical car. It shows the Master Cylinder, ABS Sensor, Vacuum Servo, Brake Pipes, Hand Brake and Disc Brake.