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soft floppy ears
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Peter Lippman’s 2
Explore lessons in physics
Discover a plush collection that speaks directly to your heart with the Kimmon Plush Doll from the "It's You" series
How It Works: Sound educational experience soft floppy earsSssh, listen what can you hear? From musical harmonies to sonic booms, discover the science of sound and how we hear things. Why is most of space completely silent? Why does a recording of your voice sound strange? And what do bats, dolphins and a boat full of scientists have in common? The answers are all in this book, with lots of flaps to lift and simple experiments to do at home.
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