The Way Toys Work: The Science Behind the Magic 8 Ball, Etch A Sketch, Boomerang, and More by Ed Sobey

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The Way Toys Work: The Science Behind the Magic 8 Ball, Etch A Sketch, Boomerang, and More

Ed Sobey - The Way Toys Work: The Science Behind the Magic 8 Ball, Etch A Sketch, Boomerang, and More
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