Earth's spheres include the geosphere, hydrosphere, atmosphere and biosphere. The Earth's force insurers work together as a complex system of rocks, water, air and life. The Earth system is a complex network of properties and processes that are geographic, physical, chemical and biological. They work together to shape the world in which we live. The geosphere is sometimes called the lithosphere and includes the land, hydrosphere includes water, the biosphere includes living things and the atmosphere includes the air.

Earth's Spheres  Games

Earth's Spheres Game

Earth's Spheres Jeopardy Classroom Game

Where is the hydrosphere?

The Atmosphere

A Visual model of Earth's spheres

Earth's Four Spheres

Earth's Spheres (flash, movies)


Quia - The Earth Vocabulary

Science Games

Star Astronomy Building Game

Make Your Own Galaxy Star Game

The Original Asteroids Game

Explore our solar system game

Nyan Lost in Space Game

Stars and galaxies

Astronomy Games

Astronomy and Astronomers

Our Solar System

Planets in Our Solar System

Space Travel Games

Science Games

 8 Planets

Space! (many)

Our Sun

Earth's Moon

Our Solar System

Stars & Galaxies

Comets, Asteroids, Meteors

Black Holes



Space Travel



UFOs - Unidentified Flying Objects