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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.
Structure of Metals
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Structure of Metals

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A presentation suitable for KS4 looking at the structure of metals. Presentation includes multi-choice questions to engage students and get them thinking about the subject throughout the presentation. Learning Objective(s): Recognise the atomic, crystal and grain structure of metals. Main Skills: Interpret written text and diagrams. Duration: Approximately 30 mins 22 slides covering: • Atomic Structure • Metallic Bonding • Crystals • Crystal Structure • Body-Centred Cubic • Face-Centred Cubic • Hexagonal Close-Packed • Changing Crystals • Solidification • Grains • Grain Structure
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
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
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.
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.