Basher Science: Planet Earth: What planet are you on?

Discover the secrets of the planet we call home, from its fiery insides to the landforms and lifeforms on its surface; unlock the mysteries of Earth's ever-moving surface with its watery depths and snowy peaks, the activity in its atmosphere and the teeming life that makes it unique. "Planet Earth" is a compelling guide to a community of characters who keep the world in motion.