3713448
9780806906980
The 104 bogglers in this collection are more than just puzzles -- they're real-life amazements. Can you float a battleship in a bathtub? Which is easier: pushing a wheelbarrow or pulling it? Why are birds' eggs generally narrower on one end than the other?Brecher, Erwin is the author of 'Surprising Science Puzzles' with ISBN 9780806906980 and ISBN 0806906987.
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