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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

(7)
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.
Earth's Atmosphere
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Earth's Atmosphere

(1)
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
Calculating Resistance Colour Code Values and Tolerance
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Calculating Resistance Colour Code Values and Tolerance

(1)
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
Types of Energy
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Types of Energy

(2)
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.

(3)
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)
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

(1)
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
Calculation of Resistors in Series
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Calculation of Resistors in Series

(1)
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

(1)
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
Waves and Vibrations - Water Waves
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Waves and Vibrations - Water Waves

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A presentation suitable for KS4 looking at water 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 of water waves. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 25 slides covering: • Water Waves • Superposition • Rogue Waves • Diffraction • Reflection • Absorption • Refraction
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
Earth Systems - Soil Composition
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Earth Systems - Soil Composition

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A presentation suitable for KS3 looking at soil. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the process of soil formation. Explore the composition of soil. Explore how human activity can damage the soil. Main Skills: Interpret written text and diagrams. Duration: Approximately 40 mins 29 slides covering: • Soil Composition • Soil Formation • Physical Weathering • Chemical Weathering • Erosion and Deposition • Minerals • Organic Materials • Beneficial Organic Material • Harmful Organic Material • Water and Air • Life and Soil • Damaging Activities • Soil Conservation
Earth Systems - Impact of the Sun's Energy
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Earth Systems - Impact of the Sun's Energy

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A presentation suitable for KS3 looking at the impact of the Sun’s energy. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the impact of the Sun’s energy. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 24 slides covering: • The Sun’s Energy • Transfer of Energy • Radiation • Conduction • Convection • Uses of Radiated Energy • Life on Earth • Winds • Ocean Currents • The Water Cycle
Earth Systems - Oil Pollution
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Earth Systems - Oil Pollution

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A presentation suitable for KS3 looking at oil pollution. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the problems related to oil pollution. Investigate the causes of oil pollution, how it can be prevented and how polluted areas can be treated. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 24 slides covering: • Oil Pollution • Mineral Oil • Sources of Pollution • Offshore Drilling • Large Oil Spills • Seepage and Burning • Maintenance and Disposal • Damage to the Ecosystem • Sea Birds and Sea Otters • Killer Whales • Clean-up Methods • Containment • Recovery • Break Up • Removal • Prevention
Earth Systems - The Water Cycle
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Earth Systems - The Water Cycle

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A presentation suitable for KS3 looking at the water cycle. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the stages of the water cycle. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 24 slides covering: • The Water Cycle • Our Water is Millions of Years Old • Water Can Gain Energy • Evaporation • Factors That Affect Evaporation • Convection • Condensation • Rain, Snow or Hail • Rainfall • Soaking into the Ground • Percolation • Run-Off
Forces and the Laws of Motion
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Forces and the Laws of Motion

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A presentation suitable for Grades 9-12 looking at forces and the laws of motion. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Use the laws of motion to calculate forces. Main Skills: Interpret written text and diagrams and perform calculations. Duration: Approximately 45 mins 37 slides covering: • Newton’s First Law of Motion • Newton’s First Law of Motion - Inertia • Newton’s Second Law of Motion • Using Newton’s Second Law • Newton’s Third Law of Motion • Putting it all Together
Force, Mass and Acceleration
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Force, Mass and Acceleration

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A presentation suitable for Grades 9-12 looking at force, mass and acceleration. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Look at the relationship between the acceleration of an object, its mass and the force acting upon it. Main Skills: Interpret written text and diagrams and perform calculations. Duration: Approximately 45 mins 33 slides covering: • Acceleration and Force • Acceleration and Mass • The Unbalanced Force Equation • Types of Force • Force of Gravity • Spring Forces • Push and Pull Forces
Effects of Force
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Effects of Force

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A presentation suitable for Grades 9-12 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