[Free Registration/Login Required] Ready made worksheets for any earth science unit on water cycles, the layers of the earth, or volcanoes.

In addition to exploring the inside of the earth, this unit will explore the consequences on the dynamics of the outer layers; it will deepen the knowledge of plate tectonics and the movement of the plates in the past. It includes 16...

Extensive site for teachers provides some helpful resources that pertain to plant and animal cells. Includes a microscope diagram as well as plant, animal and pond labs. Also contains links to structures and mechanisms, matter and...