character: Energy Eddie
topic: How Batteries Work
grade: 3
subject: Computer Science
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character: Battery Buddy
topic: Understanding Electrical Circuits
grade: 3
subject: Computer Science
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character: Circuit Sarah
topic: Introduction to Power Sources
grade: 3
subject: Computer Science
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character: Voltage Victor
topic: The Basics of Voltage and Current
grade: 3
subject: Computer Science
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