Released on 13 September 2012.

#261 in series
Read extract

I Wonder Why Zips Have Teeth

For ages 3-5
4.08 based on 45 ratings & 1 reviews on


This highly popular and long-running series has been revamped for a new generation of readers, with a clean, crisp redesign and colourful covers. The series explores questions that young readers ask about the world around them in an unrivalled child-friendly style. The conversational format is perfect for delivering solid information in a natural, amusing and imaginative way.