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An illustrated introduction to the sun, covering first sightings, charting the solar system, the sun today, and more. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

Photographs and simple text introduce the physical characteristics, behaviors, diet, and care of frogs. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

An exploration of the life and works of British author Roald Dahl. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

Simple text and photographs introduce young readers to a school, discussing what a school is, what tools are used, the classroom, and more. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

Photographs and simple text teach young readers about the sense of sight. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

A look at landslides, discussing why they happen, landslide prevention, the destruction they can cause, and other related topics. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementaryresources.

Text and photographs look at the season of summer. Includes audio, videos, activities, weblinks, slideshows, maps, quizzes, and supplementary resources.

Photographs and simple text teach young readers about the sense of smell. Includes audio, videos, activities, weblinks, slideshows, maps, quizzes, and supplementary resources.

Simple text and illustrations introduce young readers to the pteranodon. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

An introduction to the water cycle that discusses clouds, precipitation, access to fresh water around the world, evaporation, pollution, and other related topics and includes a quiz and an activity. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.