character: Techy Tina
topic: Energy and Motion in Engine Design
grade: 6
subject: Science
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character: Inventor Ivy
topic: Mechanical Forces and Motion
grade: 6
subject: Science
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character: Gadget Greg
topic: Types of Energy in Everyday Machines
grade: 6
subject: Science
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character: Builder Bella
topic: The Role of Friction in Engine Efficiency
grade: 6
subject: Science
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