Exploring Uses of Energy

by Ed Catherall

Published 1 November 1990
Explores the many aspects of energy, including how it is used, stored, transferred, and conserved. Includes simple projects and experiments.

Exploring Sound

by Ed Catherall

Published 1 February 1990
Explores the many aspects of sound, including how it travels, is received by the human ear, and can be recorded, and provides simple projects and experiments.

Exploring Light

by Ed Catherall

Published 1 February 1990
Text, projects, and experiments explore light sources, rainbows, color and light, reflections, prisms, optical illusions, and other aspects of light.

Exploring the Human Body

by Ed Catherall

Published 1 March 1999
Describes different parts of the body and their functions. Includes related activities and review questions.

Exploring Weather

by Ed Catherall

Published 14 March 1999
Discusses such aspects of the weather as air currents, temperature, world weather patterns, air pollution, and climate and agriculture. Includes activities and experiments.

Plants

by Ed Catherall

Published 12 December 1992

Exploring Energy Sources

by Ed Catherall

Published 1 January 1991
Discusses current and future sources of energy, such as oil and natural gas, hydroelectricity, nuclear and geothermal power, and solar energy.

Exploring Soil and Rocks

by Ed Catherall

Published 1 October 1990
Discusses soil composition and earth's geology. Includes activities and experiments.

Magnets

by Ed Catherall

Published 14 March 1999
Discusses what magnets are and how they work, describes the properties of magnets, and includes projects and activities, such as making a magnetic race track and a magnetic compass.

Exploring Electricity

by Ed Catherall

Published 1 April 1990
Introduces basic principles of electricity and includes related projects and activities.