Did you know that when you blush, you blush all over...even inside your stomach? Or that more than one billion people are infected with hookworm, meaning 10 mil

Reinforce facts with crossword puzzles, diagrams, science investigations, and student research activities.

Stun family and friends with mind-boggling facts about the human body! Packed with amazing facts and visual representations, this extraordinary book answers que

The next ebook in DK's Did You Know? encyclopedia series, covering all aspects of the human body in an engaging question and answer format.What does the heart d

First published in 2003 by Miles Kelly Pub.