Provides step-by-step instructions for performing science experiments dealing with weather and explains what happens during the experiments.

Step-by-step instructions for doing science experiments dealing with soil and water are followed by an explanation of what happened during the experiments.

Presents a number of simple science experiments that illustrate basic facts about the Earth.

Provides step-by-step instructions for a variety of projects involving rocks and minerals, and answers such questions as "What is in soil?" and "How are mineral

Provides step-by-step instructions for a variety of projects involving the sun and moon, and answers such questions as "How does the sun's position change with