Science

Find encyclopedia articles and book chapters on a variety of topics in art, health, history, music, religion, science and the social sciences.

Articles from magazines for elementary school students.

Encyclopedia articles, definitions, charts and illustrations, experiments, biographies and timelines. Recommended for grades six and up.

Contains full-text, science-oriented content geared for students' research needs. Recommended for grades six and up.

Short, easy-to-read introductions to thousands of topics as well as maps, pictures, games, word definitions and more. Recommended for grades two through five.

More than 40,000 encyclopedia articles, as well as an online atlas, online dictionary, research tools and more. Recommended for grades three and up.