The earth is like a spaceship in orbit—it has everything on board that we need to survive: water, food, and air with oxygen. Unlike a space shuttle, Earth is able to renew its resources. Read and find out why Earth is the greatest spaceship to be aboard!
Describes the metamorphosis from tadpole to frog. How does a tadpole become a frog? Awarded the Parent's Choice Seal of Approval, this Stage 1 Let's-Read-and-Find-Out Science book explores this amazing metamorphosis. Now, children can take their first leap into the wonders of the natural world as they read, listen, and learn with this full-color book and cassette package.