earth

Readers are asked to picture themselves as the earth, turning in space, facing the light, feeling the green things growing and the oceans shifting.

Describes the effect of the sun on the earth as it spins in space, causing our day and night.

Presents a short study of the earth's crust, describing how the continents shifted, how mountains were formed, earthquake faults, and volcanic eruptions.

Discusses our planet's atmosphere, land forms, seasons, weather, life forms, and constantly changing nature.

A basic introduction to the solar system and topography. Contains photographs taken from space.

Presents an interactive tale where the reader challenges the Supreme Orcan Senate, strays into the Lost Region, and discovers evidence of ancient interplanetary warfare.

Provides information about the movement of the Earth, explaining how it spins on its axis while at the same time orbiting the sun.

Examines the volcanoes, rivers, deserts, rain forests, weather, and other facets of our planet.

Examines the geology, atmosphere, and weather of the planet Earth and how they affect its life forms.

An introduction to planet Earth, its features, and the forces that have shaped them.