This series for young children provides easy-to-understand facts and answers. Launching the series is Who Has What?, a simple story following Nellie and Gus on a family outing to the beach. Humorous illustrations, conversations between the siblings, and aclear text all reassure young kids that whether they have a girl's body or a boy's, their bodies are perfectly normal, healthy, and wonderful.

"A tour of the body, in which the reader learns about cells, the senses, the stomach, bones and muscles, the lungs and heart, and everything that makes the body tick. Complete with backmatter and activities"--