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Books by Bobby Mercer

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2 books found
The Flying Machine Book: Build and Launch 35 Rockets, Gliders, Helicopters, Boomerangs, and More (Science in Motion)
The Flying Machine Book: Build and Launch 35 Rockets, Glide…
By: Bobby Mercer
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Junk Drawer Chemistry: 50 Awesome Experiments That Don't Cost a Thing (Junk Drawer Science)
Junk Drawer Chemistry: 50 Awesome Experiments That Don'…
By: Bobby Mercer
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