I Wonder Why: Caterpillars Eat So Much and other questions about life cycles

Why do kangaroos have pouches? How do penguin eggs stay warm? Children cannot fail to learn about all types of life cycles when they pick up this intriguing and entertaining book.

Product Details:

• Age Range: 5 - 8 years
  
• Grade Level: 1 - 2
  
• Series: I Wonder Why
  
• Paperback: 32 pages
• Publisher: Kingfisher
• Product Dimensions: 8.1 x 0.2 x 11 inches