HOW DO YOUR MIGHTY MUSCLES WORK?

A brilliant introduction to the human skeleton, muscles, and skin. Packed with hilarious illustrations, funny and informative facts, and lots of giggle-worthy gross bits! Designed for even the most reluctant readers.

Part of a fantastic four book series, introducing the science of the human body, to young readers. Hilarious illustrations and an engaging question-and-answer format with simple bite-size text and plenty of gross details, will keep the pages turning for more.

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