4 Results
4 Results
Save the earth : an action handbook for kids —Miles, Betty.

An overview of the environmental problems of land, atmosphere, water, energy, plants, animals, and people. Includes projects and a section on becoming an environmental activist.

Environmental experiments about water —Rybolt, Thomas R.

Presents experiments that focus on the properties of water, its cycle in nature, pollution problems, and methods of purification.

1