Experimenting with science

Uses experiments to explore such topics as how heat changes a substance, the purpose of chemical analysis, and how the human stomach digests food.

Experiments and text illustrate characteristics of static electricity, circuits and switches, and electrical currents.

Explains the properties of air through experiments which feature such topics as what air is, how much force wind has, what shape is best for flying, and how sound travels.

Explains the properties of water and contains easy experiments involving water.

Experiments with light explain shadows and colors, and demonstrate such concepts as reflection and refraction.