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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.
The Electromagnetic Spectrum
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The Electromagnetic Spectrum

(14)
Electromagnetic Spectrum abstract diagram showing the relative size of waves in the spectrum to real-life objects. The diagram shows common wave names, frequencies, sources (radar, microwave, light bulb, x-ray etc) and wave energy.
Electronic Circuit Symbols
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Electronic Circuit Symbols

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This poster contains a collection of commonly used electronic circuit symbols and their meanings. Circuit symbols may differ only slightly but their intended meanings can be very different. There are two standards of symbols that you may encounter, ANSI/IEEE and IEC - both variants have been shown so that you can see the differences. The symbols include Resitors, Capacitors, Diodes, Transistors, Switches, Output Devices, Logic Gates and Basic Circuit Symbols.
Types of Energy
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Types of Energy

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Poster display showing symbolic representation and simple definitions of light energy, kinetic energy (KE), heat energy, sound energy, electrical energy and potential energy (PE).
Hydraulic and Pneumatic Symbols.
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Hydraulic and Pneumatic Symbols.

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Hydraulic/Pneumatic poster with symbols for... * Basic components (Accumulators, reservoirs and filters) * Valves (Check Control, Gate, Flow Control, Adjustable Flow Control, Pressure Relief, Shuttle) * Cylinders (Single Acting, S/A - Return Spring, Double Acting, D/A - Adjustable Cushion and D/A - Double Ended) * Controls (Push Bitton, Lever, Foot Pedal, Solenoid, Pilot Operation) * Directional Control Valves (2 Port-2 Position, 3 Port-2 Position,4 Port-2 Position, 4 Port-3 Position) * Pumps/Motors/Instruments (Fixed Displacement , Flow Meter)
Calculating Resistance Colour Code Values and Tolerance
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Calculating Resistance Colour Code Values and Tolerance

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A presentation looking at how to calculate resistor colour code values and tolerances. The presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Calculate the maximum and minimum resistor values from the colour code. Main Skills: Interpret written text and apply knowledge. Duration: 30 mins 22 slides covering: • Colour Codes • Four Band Colour Codes • Five Band Colour Codes • Examples • Preferred Values • Important Considerations
Scientific Methodology - Scientific Theories
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Scientific Methodology - Scientific Theories

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A presentation suitable for KS4 looking at scientific theories. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the difference between hypotheses and theories. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 23 slides covering: • From Hypothesis to Theory • Development of Scientific Theories • Example 1: Cold Fusion • Example 2: The Expanding Universe
Heat Energy - Radiation of Thermal Energy
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Heat Energy - Radiation of Thermal Energy

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A presentation suitable for KS4 looking at radiation of thermal energy. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Investigate how heat is transferred by radiation. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 25 slides covering: • Heat • Transfer of Heat • Radiation • Radiation from the Sun • Radiation in Solids • Surfaces and Radiation • Radiation in Liquids • Radiation in Gases
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
Calculation of Resistors in Series
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Calculation of Resistors in Series

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A presentation suitable for KS3 looking at how to calculate the total resistance of resistors placed in series. 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 series connected resistors. Main Skills: Interpret written text, interpret diagrams and perform calculations. Duration: Approximately 30 mins 13 slides covering: • Total resistance • Two resistors in series • Three resistors in series • Four resistors in series
Space - Astronomy
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Space - Astronomy

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A presentation suitable for KS4 looking at astronomy. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore modern astronomy. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 32 slides covering: • Starlight • Telescopes • Ground Based Telescopes • Combining Telescopes • Optical Telescopes • Temperature • Spectrum • Looking at a Spectrum • The Spectrum of a Star • Looking at Spectra • Distance to Stars • Light • Electromagnetic Radiation • Atmosphere • Space Based Telescopes • Infrared • The Helix Nebula • X-Rays
Calculation of Electrical Power (Complete lesson resources)
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Calculation of Electrical Power (Complete lesson resources)

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A presentation suitable for KS4 looking at the calculation of electrical power. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Calculate power dissipated in a simple resistor circuit. Calculate energy used in a simple resistor circuit. Main Skills: Interpret written text, make decisions and perform calculations. Duration: Approximately 30 mins 20 slides covering: • Electrical Power • Electrical Power Worked Example 1 • Electrical Power Worked Example 2 • Electrical Power Worked Example 3 • Energy • Energy Worked Example ****************************** Activity Learning Objective(s): Calculate power dissipated in a simple resistor circuit. Calculate energy used in a simple resistor circuit. Main Skills: Apply knowledge and perform calculations. Duration: Approximately 30 mins The Activity Sheet provides 2 activities for students to enhance their ability to calculate power and energy in a circuit by putting it into practice. The activities cover: • Calculating Power • Calculating Energy ****************************** Assessment Sheet - Word Document based assessment includes questions that students should be able to answer directly from the presentation, or by applying the information from the presentation. The Teachers Guide provides the correct answers and solutions to the activities and questions in the assessment.
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 - Earth's Atmosphere
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Earth Systems - Earth's Atmosphere

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A presentation suitable for KS3 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
Force and Motion - Effects of Force
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Force and Motion - Effects of Force

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A presentation suitable for KS4 looking at the effects of force. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Identify the effects of force. Explore the forces that affect objects and their motion. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 22 slides covering: • What is a Force? • Measuring a Force • Effects of Force • Gravity • Everyday Types of Force • Types of Force
Using a Multimeter
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Using a Multimeter

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A presentation suitable for KS3/KS4 looking at ‘Using a Multimeter’. The presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Identify how to use a digital multimeter to measure DC voltage and resistance, and to test for continuity Main Skills: Apply knowledge, extract information and interpret written text. Duration: 30 mins 20 slides covering: • Digital Multimeter Features • Range Selector • Test Leads • Measuring DC Voltage • Testing for Continuity • Testing the Continuity of a Wire • Testing the Continuity of a Switch • Testing the Continuity of a Fuse • Measuring Resistance • Measuring the Resistance of a Lamp Assessment Sheet - Word Document based assessment includes questions that students should be able to answer directly from the presentation, or by applying the information from the presentation. The Assessment Sheet Teachers Guide provides the correct answers and solutions to questions in the assessment.
Earth Systems - Weathering and Erosion
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Earth Systems - Weathering and Erosion

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A presentation suitable for KS3 looking at weathering and erosion. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how geologic features may be reshaped by weathering and erosion. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 40 slides covering: • Weathering • Physical Weathering • Physical Weathering - Water and Ice • Physical Weathering - Wind Abrasion • Recognising Wind and Water Weathering • Physical Weathering - Hot and Cold • Chemical Weathering • Biological Weathering • Weathering - Human Activity • Erosion • Wind Erosion • Water Erosion • Water Erosion - Run-off • Water Erosion - Ground Water • Erosion - Human Activity • Reducing and Preventing Erosion • Deposition • Deposition - Rivers • Deposition - Deltas • Deposition - Wind
Heat Energy - Thermodynamic Laws
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Heat Energy - Thermodynamic Laws

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A presentation suitable for KS4 looking at thermodynamic laws. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the first and second laws of thermodynamics. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 23 slides covering: • Energy • Heat and Work • First Law of Thermodynamics • Heat Engines • Gas Turbines • Efficiency • Second Law of Thermodynamics • Second Law Example (Entropy) • Second Law Example (Entropy) • Entropy
Space - Space Exploration
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Space - Space Exploration

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A presentation suitable for KS4 looking at space exploration. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the considerations and accommodations needed for space travel. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 31 slides covering: • Very Early Space Exploration • Early Rockets • First Rockets in Space • First Rockets in Orbit • First Life in Space • First Human in Space • Yuri’s Trip • Race to the Moon • Mars Landing • New Spacecraft Technology • Ion Thrusters • The ISS • Space Exploration • Travelling to the Stars
Earth Systems - Distribution of Natural Resources
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Earth Systems - Distribution of Natural Resources

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A presentation suitable for KS3 looking at distribution of natural resources. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the distribution of mineral, energy and groundwater resources. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 26 slides covering: • Mineral Resources • Ore Deposits • Volcanic Processes • Hydrothermal Processes • Sedimentary Processes • Copper Mountains • Metal Resources • Energy Resources • Coal • Oil and Natural Gas • Non-Renewable Resources • Finding New Resources • Water • The Aral Sea