Did you know you cry two types of tears? And up to 30 trillion red blood cells pass through your heart in a minute? With colorful, infographic-style illustratio

An engaging and accessible introduction with information on exactly 100 science topics that will fascinate and inspire children - and adults too. Packed with fa

First published in 2003 by Miles Kelly Pub.

Provides facts about the human body and life cycle, including organ function, genetic information, bone structure, and intelligence.

Presents a variety of facts in such areas of anatomy as major organs, major systems, the senses, diseases, and more.