Do You Know? Space and Sky

Why is the sky blue? How do astronauts breathe in space?What is a lunar eclipse? The Do You Know? books provide an in-depth look at a wide range of popular subjects. Appealing to children who want to know everything, each thought-provoking book features:• 80 pages of informative content and answers to many popular questions• Hundreds of labeled, full-color illustrations• An index to key terms• And a "More to Know" section that motivates children to explore further• Ages 5 to 8Product details• Made in China• Weight: 1.23 lb • Dimensions: 10 x 8 x 0.8 in