Pebble. Nature basics

Photographs and simple text describe solids, liquids, and gases.

Photographs and simple text describe the water cycle, how water changes, and the importance of water to sustain life.

Photographs and simple text describes various things that are both natural and human-made.

Describes what soil is made of, different kinds of soil, and how things live and grow in soil.

Photographs and simple text describe solids, liquids, and gases.

Simple text and photos introduce several kinds of rocks, their properties, and various ways rocks are used by people.

Simple text and photographs present living and nonliving things. Includes a glossary and a list of resources.