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The Sahara Desert (English)

Our world abounds with the wonders of natural beauty. Readers of the books in this series will...Added June 22, 2010
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The Last Wild Wolves: Ghosts of the Rain Forest (English)

"As if appearing in a dream, a stream of wolves emerged from the forest edge." So begins this...Added June 22, 2010
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A Long Way Gone: Memoirs of a Boy Soldier (English)

My new friends have begun to suspect I haven't told them the full story of my life. "Why did...Added June 22, 2010
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Bodies from the Ice: Melting Glaciers and the Recovery of the Past (English)

In 1991, mountain climbers on the Niederjoch Glacier on the Italian-Austrian border came across...Added June 22, 2010
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States of Matter: Gases, Liquids, and Solids (English)

Without the different states of matter - the solids, liquids, and gases that make up our universe...Added June 22, 2010
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Earthquakes and Volcanoes (English)

Though the Earth's outermost shell is comprised of tectonic plates that are constantly shifting...Added June 22, 2010
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Rivers, Lakes, and Oceans (English)

Water covers more than 70 percent of Earth's surface, and all of it is connected in the...Added June 22, 2010
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Caves (English)

Here is a captivating new introduction to the world's most fascinating caves. ""Caves"" explores...Added June 22, 2010
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Tropical Forests (English)

Tropical forests are the most diverse and complex of the world's ecosystems. They are also among...Added June 22, 2010
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Atmosphere: Air Pollution and Its Effects (English)

Earth's atmosphere supports and protects all of its life, giving the planet its blue skies, mild...Added June 22, 2010