The yuk factor - Tracey Turner

What has 18 knees and can live for up to a week without a head?
a) a cockroach
b) an earwig
c) a woodlouse

Have fun guessing the answers to hundreds of hilarious quiz questions, and fill your brain with foul and funny facts about animals, history and bodily functions.

Tracey Turner has written more than 30 books for children on a variety subjects, from rude words to the entire history of the universe. Her books include the best-selling 101 Things You Need to Know, and the acclaimed Comic Strip series. She lives in Bath with Tom and their son Toby.