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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.
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
Space - Wonders of the Universe
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Space - Wonders of the Universe

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A presentation suitable for KS4 looking at the wonders of the universe. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the universe and some of its objects. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 32 slides covering: • Distances in Space • Light Years • Stars • Star Clusters • Nebulae • The Carina Nebulae • Milky Way • The Discovery of Galaxies • Galaxies • Groups of Galaxies • The Universe • How Big is the Universe? • Back in Time
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
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
Earth Systems - Natural Catastrophes
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Earth Systems - Natural Catastrophes

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A presentation suitable for KS3 looking at natural catastrophes. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how natural events and human activities create catastrophic events. Identify the impact of catastrophic events on ecosystems. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 20 slides covering: • Natural Hazards • Floods • Tsunami • Earthquake • Hurricane • Where Do Natural Hazards Happen? • Effects of Natural Hazards • Natural Disasters • Why Study and Monitor Hazards? • Human Activity
Earth Systems - Rocks
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Earth Systems - Rocks

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A presentation suitable for KS3 looking at rocks. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how rocks are formed. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 30 slides covering: • Igneous Rock • Sedimentary Rock • Metamorphic Rock
Force and Motion - Circular Motion
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Force and Motion - Circular Motion

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A presentation suitable for KS4 looking at circular motion. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Analyse accelerated motion in two dimensions using circular examples. Main Skills: Interpret written text and diagrams and perform calculations. Duration: Approximately 30 mins 23 slides covering: • Acceleration • Uniform Circular Motion • Average Velocity • Direction of Centripetal Acceleration • Magnitude of Centripetal Acceleration • Centripetal Acceleration and Rotation
Scientific Methodology - Evaluation of Scientific Explanations
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Scientific Methodology - Evaluation of Scientific Explanations

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A presentation suitable for KS4 looking at evaluation of scientific explanations. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how to evaluate scientific explanations. Main Skills: Interpret written text, diagrams, charts and graphs, make decisions and predict outcomes. Duration: Approximately 45 mins 40 slides covering: • Evaluation Methods • Using Empirical Evidence • Using Logical Reasoning • Using Experimental Testing • Observational Testing • Examining All Sides of Evidence
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
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
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 - 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
Acceleration
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Acceleration

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A presentation suitable for Grades 9-12 looking at acceleration. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Analyze motion in one direction, using the concept of acceleration. Main Skills: Interpret written text and diagrams and perform calculations. Duration: Approximately 30 mins 23 slides covering: • Acceleration • Equations of Motion • Average Acceleration • Instantaneous Acceleration • Equation of Constantly Accelerated Motion • Acceleration Due to Gravity • Measuring “g”
Geological Time
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Geological Time

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A presentation suitable for Grades 6 to 8, 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
The Electromagnetic Spectrum
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The Electromagnetic Spectrum

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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.
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).