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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.
Microstructure of Alloys
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Microstructure of Alloys

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A presentation suitable for KS4 looking at the microstructure of alloys. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Investigate the microstructure of alloys. Main Skills: Interpret written text and diagrams. Duration: 30 mins 19 slides covering: • Solid Solution • Substitutional Solid Solution • Solid Solution Strengthening • Interstitial Solid Solutions • Limited Solubility • Dispersion Strengthening • Microstructures of Alloys
Diet (KS4)
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Diet (KS4)

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A presentation most suitable for KS4 looking at diet. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the roles of different nutrients. Explore how diet can affect health and well-being. See how to determine the energy value of food. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 40 slides covering: • Nutrition • Carbohydrates • Lipids • Proteins • Vitamins • Minerals • Dietary Fibre • Water • Balanced Diet • Recommended Intake • Food Labels • Energy • Malnutrition • Obesity • Starvation • Body Mass Index (BMI) • Balanced Diet
Diet
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Diet

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A presentation most suitable for KS3 looking at diet. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how good nutrition is important for good health. Explore the major food groups that are needed in the diet for good health. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 28 slides covering: • Nutrition • Carbohydrates • Lipids • Proteins • Vitamins • Minerals • Dietary Fibre • Water • Balanced Diet • Recommended Intake • Food Labels • Energy • Food Pyramids
Lubrication
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Lubrication

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A presentation suitable for KS4 looking at lubrication. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the concept of lubrication and various types of lubricant used in engineering. Main Skills: Interpret written text and diagrams. Duration: 30 mins 27 slides covering: • Lubrication • Lubricants • Mineral and Synthetic Oils • Viscosity • Viscosity Grading • Motor Oils • Additives • Grease • Solid Lubricants • Environmental Considerations • Personal Protection
Classification of Materials
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Classification of Materials

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A presentation suitable for KS4 looking at the classification of materials. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the main groups used in the classification of materials. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 24 slides covering: • Metals • Ferrous Metals • Non-Ferrous Metals • Alloys • Polymers • Ceramics • Organic Materials • Composite Materials
Iron and Steel
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Iron and Steel

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A presentation suitable for KS4 looking at iron and steel. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Investigate types of steel and their applications. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 26 slides covering: • Iron • Steel • Steel and Carbon • Low Carbon Steel • High Carbon Steel • Steel Alloys • Alloying Elements • Tool Steel • Stainless Steel • Structural Steel • Cast Iron • Cast Steel • Recycling • Steel Naming • Heat Treatment
Non-Ferrous Metals
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Non-Ferrous Metals

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A presentation suitable for KS4 looking at non-ferrous metals. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Recognise the range and characteristics of non-ferrous metals. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 25 slides covering: • Alloys • Copper • Aluminium • Aluminium Alloys • Titanium • Nickel • Refractory Metals • Zinc • Tin
Characteristics of Materials
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Characteristics of Materials

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A presentation suitable for KS4 looking at the characteristics of materials. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the characteristics used to describe engineering materials. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 23 slides covering: • Physical Properties • Stress • Elastic Deformation • Plastic Deformation • Strain • Strength • Stiffness • Modulus of Elasticity • Ductility • Brittle • Toughness • Hardness • Manufacturing Characteristics • Material Characteristics
Ceramics and Sintered Materials
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Ceramics and Sintered Materials

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A presentation suitable for KS4 looking at ceramics and sintered materials. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Investigate materials that are processed by sintering, including ceramic materials. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 27 slides covering: • Powered Materials • Compacting • Sintering • Changes During Sintering • Sintered Products • Powdered Metals • Ceramic Materials • Characteristics of Ceramic Materials • Diversity of Ceramic Materials • Clay-Based Ceramic Materials • Engineering Ceramic Materials • Oxides • Non-Oxides • Applications of Oxides and Non-Oxides • Refractory Ceramic Materials • Cemented Carbides
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
Sugar in Food
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Sugar in Food

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A presentation most suitable for KS5 looking at sugar in food. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Identify the structure and properties of sugars. Investigate methods that are commonly used to test foods for sugar. Main Skills: Interpret written text and diagrams. Duration: Approximately 45 mins 42 slides covering: • Sugars • Regulating Foods • Sugar Consumption and Health • Diabetes • Added Sugar • Checking Food Labels • Naming Sugars • Glucose • Sucrose • The Benedict’s Test for Sugar • Testing for Reducing Sugars • Testing Foods for Reducing Sugars • Testing Foods for Non-Reducing Sugars • Positive and Negative Results • What can go Wrong?
Fat in Food
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Fat in Food

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A presentation most suitable for KS5 looking at fat in food. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Recognise reasons for testing foods for fats and oils. Investigate two methods commonly used for testing foods for fats and oils. Explore how fat and oil food tests work. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 29 slides covering: • Lipids • Grease Spot Test • Distinguishing Lipids from Other Liquids • Water Spots • The Emulsion Test • Positive and Negative Results • Regulating Foods • The Food Industry
Space - Living in Space
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Space - Living in Space

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A presentation suitable for KS4 looking at living in space. 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 23 slides covering: • Propulsion • Food • Drink • Waste Removal • On-board Power • Oxygen • Communication with Ground Control • Radiation Protection • Living Accommodation
Computer Science - Computing Concepts
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Computer Science - Computing Concepts

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A presentation most suitable for KS4 looking at computing concepts. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore basic computer science concepts including applications, processes and languages. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 25 slides covering: • Computers • Input - Process - Output • Hardware • Software • Programming • Machine Language • Assembly Language • Programming Languages • High Level Languages
Computer Science - Documentation and Testing
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Computer Science - Documentation and Testing

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A presentation most suitable for KS4 dealing with computer science documentation and testing. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore how documentation and testing are an important part of developing computer programs. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 21 slides covering: • Software Development Lifecycle • Specification Requirements • Design • Implementation • Testing • Errors • Syntax • Test Plan • Test Data • Testing • Maintenance and Evolution
Starch in Food
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Starch in Food

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A presentation most suitable for KS5 looking at starch 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 starch. Explore the iodine test for starch. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 27 slides covering: • What is Starch? • Glucose in Starch • Starch in Plants • Starch as a Food Source • Modified Starch • The Iodine Starch Test • What can go Wrong? • Regulating Foods
Computer Science - Data Constants and Variables
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Computer Science - Data Constants and Variables

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A presentation most suitable for KS4 looking at data constants and variables. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Recognise data types used in computer science. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 24 slides covering: • Data Verses Information • Variables • Constants • Data Types • Integer • Real • Character • String • Boolean • Arrays
Plant Biology - Reproductive Systems of Plants
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Plant Biology - Reproductive Systems of Plants

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A presentation suitable for KS4 looking at reproductive systems of plants. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore the reproductive system of plants. Main Skills: Interpret written text and diagrams. Duration: Approximately 60 mins 50 slides covering: • Flowering and Non-flowering Plants • The Liverwort - Non-flowering • Liverwort Structure • Liverwort Sperm • Liverwort Eggs • Fertilization in the Liverwort • The Liverwort Sporophyte Generation • Germination of the Liverwort Spore • Alternation of Generations - Liverwort • Flower Structure - The Perianth • Flower Structure - The Calyx and Corolla • Flower Structure - The Androecium • Flower Structure - The Gynoecium • Flower Structure - The Ovary • Flower Structure - The Nectaries • The Production of Pollen Grains • The Flowering Plant Male Gametophyte • Structure of the Ovule • The Embryo Sac as a Spore • Pollination • Pollination - Anthers • Fertilization • Pollen Germination • Development of the Seed and Fruit
Algorithms and Problem Solving
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Algorithms and Problem Solving

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A presentation most suitable for KS4 looking at algorithms and problem solving. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Explore program design methods used to solve problems. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 23 slides covering: • Problem Solving • Specification Requirements • Analysis and Design • Algorithms • Algorithms and Flowcharts • Pseudocode