There are 32 pages in this book. This is a picture book. A picture book uses pictures and text to tell the story. The number of words varies from zero ('wordless') to around 1k over 32 pages. Picture books are typically aimed at young readers (age 3-6) but can also be aimed at older children (7+). This book was published 1999 by Penguin Books Australia .

KATHLEEN WEIDNER ZOEHFELD has been a children's books editor and writer for thirty years and have always kept one eye on curriculum needs, especially in science. She has written other books in the National Geographic Kids Readers series including, Dinosaurs and Rocks and Minerals .