Rookie read-about science

Explains what density is, using examples from a birthday party--such as a room filling with people, a floating balloon, and the bubbles in a cup of soda--to illustrate the concept.

Explains and illustrates what stored energy and energy in motion are, using a rubber band, a playground swing, and bouncing tennis balls as examples.

A simple introduction to electricity, describing how it is produced and some of the ways we use it every day.

Explains the differences between islands and continents, tells how they were formed, and points out that some are not surrounded by water all of the time.

An introduction to the sources and characteristics of heat.

Discusses the growing, processing, and eating of wheat, one of the most common types of grain in the United States.

Briefly describes ostriches, emus, cassowaries, and kiwis--flightless birds known as ratites--as well as another bird that cannot fly, the penguin.

Simple text and photographs describe and illustrate push and pull movement.

A simple introduction to gravity, describing what it is and giving some effects of this force.

Describes the characteristics, size, and movement of icebergs, ice caps, and glaciers.