character: Soundwave Sam
topic: Exploring Sound Waves
grade: 3
subject: Computer Science
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character: Wave Wonder
topic: Introduction to Waves in Nature
grade: 3
subject: Computer Science
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character: Echo the Explorer
topic: Understanding Echoes and Sound Reflection
grade: 3
subject: Computer Science
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character: Frequency Fred
topic: The Science of Sound Frequencies
grade: 3
subject: Computer Science
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