In cartoon format, uses zombies to explain the science of forces and motion.

Zombies and Forces and Motion 2012, Raintree, Oxford

ISBN-13: 9781406242850

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Zombies and Forces and Motion 2011, Capstone Press, Mankato, MN

ISBN-13: 9781429673358

Trade paperback

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Zombies and Forces and Motion 2011, Capstone Press, Mankato, MN

ISBN-13: 9781429665773

Hardcover

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