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Grade 7

590 records found. Displaying 37 - 48.

History

Black Tuesday and the Great Depression

Black Tuesday and the Great Depression explores the causes of the stock market crash in 1929 and the resulting Great Depression. For more than ten years the effects of October 29, 1929, known More →

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High Interest

Blizzard and Ice Storm Readiness

We cannot prevent blizzards and ice storms, but we can learn how to minimize their impact on humans. This informative book examines what scientists know about extreme ice and snowfalls,… More →

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High Interest

Bloodsucking Lice and Fleas

They feed on us, make their homes on us, and generally make our lives miserable. They are horrible guests, sometimes spreading deadly diseases. These blood-sucking parasites are lice and… More →

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Science

Body Care Chemistry

So many of the everyday products we use are created through the wonders of modern chemistry. From toilet paper to body cream, soap, and perfume, humans rely on chemistry to make our lives… More →

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High Interest

Body Image and the Media

Our views and opinions on many things are heavily influenced by our culture and what we see in the media. They can even shape how we see ourselves, including what is an acceptable or… More →

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Animals

Bringing Back the Black-Footed Ferret

The black-footed ferret was once listed as extinct on the prairies of North America. Its population had been devastated by a disease that also reduced its main food source - prairie dogs.… More →

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Animals

Bringing Back the Gray Wolf

Long considered by humans as a threat to livestock, wolves are hunted as pests. In particular, the gray wolf has been hunted almost to extinction in parts of North America. But these keystone More →

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Animals

Bringing Back the Grizzly Bear

Listed as a threatened species in 1975, the grizzly bears near Yellowstone National Park in Wyoming have made a remarkable recovery. Intriguing text and vibrant images will draw readers into… More →

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Animals

Bringing Back the Humpback Whale

Humpback whales are a true ecological success story. Readers will be enthralled by the story of these masters of the deep, listed as endangered in 1970. Protected by an international ban on… More →

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Animals

Bringing Back the Island Fox

Less than two decades ago, four Island Fox subspecies faced extinction. Human activities, including pollution and the introduction of invasive species, threw the Channel Islands' ecosystem… More →

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Animals

Bringing Back the Lesser Long-Nosed Bat

The lesser long-nosed bat became the first bat species to be removed from the US endangered species list due to population recovery. This mammal plays a vital role as a pollinator in desert… More →

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