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Suggests a variety of experiments, recipes, and other activities demonstrating the properties of color and light.

Provides instructions for a variety of experiments and activities involving food, including the making of cheese, the growing of leaves from cut vegetables, and the testing of different foods for their fat content.

Provides instructions for making such devices as a tin-can telegraph, crystal radio, and kaleidoscope, and suggests a variety of related experiments and other activities.

Provides instructions on how to construct boats, paper airplanes, birdhouses, and mix super-big bubbles that float on invisible air waves.

Presents a variety of activities, experiments, and simple tricks that explore principles of electricity, physics, biology, and more.

Experiments and other scientific activities demonstrate how crystals, plants, fruit flies, and other life forms grow.

These giant books of projects and experiments take a hands-on approach to science concepts.

Examines the nature of wind and how it is used by seeds, clouds, birds, insects, and flying machines.

Gives steps for creating experiments using force and motion. Includes supply lists for each experiment.

Explains the basic concept of movement--from using muscle power in the early times to today's use of machines.

Examines the anatomy, life cycles, and behavior of the main groups of invertebrates.

Presents basic scientific concepts related to electricity. Includes "hands on" experiments using simple equipment.

Covers the different methods of reproduction of various species, genetics, heredity, and the implications of genetic engineering, including appropriate hands on projects.

Discusses the composition and structure of the Earth's atmosphere and such atmospheric phenomena as air pressure, weather, winds, pollution, and the greenhouse effect.

Discusses feeding methods used in the animal kingdom; nutrition and the components of a healthy diet; and food webs of herbivores, carnivores, parasites, and symbionts.