There are 33 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 2008 by HarperCollins Publishers Inc .

True Kelley has illustrated many favorite books for children in her fun-filled watercolor style, including several in the Let's-Read-and-Find-Out Science series. She and the author previously collaborated on What Makes a Magnet? and What the Moon is Like? True Kelley lives in Warner, New Hampshire. Fran Hodgkins is the author of numerous children's books, including Andre the Famous Harbor Seal and How People Learned to Fly. She lives in Rockport, Maine.