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"Read about when fall begins, why leaves change color and what animals do during this season"--Provided by publisher.

Photographs and simple text explore what is spring, why do we have seasons, when does spring begin and what do animals and people do in spring.

"Read about when summer begins, why do we have seasons, how do summer days help plants grow, and what farmers do in the summer"--Provided by publisher.

Presents basic facts about our planet, discussing landforms, weather, atmosphere, rivers, and volcanoes.

Traces, in text and revolving illustrations, the creation of the earth and the development of plant and animal life.

A discussion of Earth, describing the atmosphere, hydrosphere, and geosphere, discussing the responsibility humans have for the planet, and looking at what people can do to protect the environment.

Explains how children can use charts and graphs to organize and study data related to the earth's formation, countries, natural events, and population.

Explains myths, misunderstandings, and puzzles about Earth, answering questions about the planet's formation, oceans, earthquakes, sunsets, weather, and other topics.

Text, photographs, and illustrations offer a visual narrative of the geographical history of Earth.

Simple, hands-on experiments help children learn about the planet, its atmosphere, the way it continually changes, and its properties.

Provides a scientific explanation of how and why the sun sets, discusses the importance of the sun, and includes an activity and a glossary.

An exploration of the many wonders of the Earth including volcanoes, caves, geysers, rivers, mountains, rainbows, tornadoes, tsunamis, and lightning.

El Sol es una estrella amarills. Las plantas usan la luz del Sol para fabricar su alimento.

Presents the secrets of "Earth X" with more than one hundred pages of sketches, background notes, insights, and development material for future issues.