Nancy F Castaldo

North America boasts a surprising number of rainforests, including El Yunque National Forest in Puerto Rico, Olympic National Forest in Washington State, Chugach and Tongass National Forests in Alaska, and the forests in Hawaii, which are home to an enormous variety of plants and animals. Rainforests: An Activity Guide takes kids through the common layers of the rainforest, from the forest floor to above the enclosed canopy. Their journey continues...

In this book, the acclaimed author of Sniffer Dogs details the successful efforts of scientists to bring threatened animals back from the brink of extinction. How could capturing the last wild California condors help save them? Why are some states planning to cull populations of the gray wolf, despite this species only recently making it off the endangered list? How did a decision made during the Civil War to use alligator skin for cheap boots nearly...

This activity guide introduces children to the wild and often misunderstood environment of the desert and the people and cultures that thrive in and around them. Information is included on all types of deserts hot and dry, coastal, semiarid, and polar. Kids learn what defines a desert and the creative ways plants and animals have adapted to survive in harsh desert environments. Also discussed are urban sprawl and its effects on desert habitats and...

"On Isle Royale, a remote island national park surrounded by frigid Lake Superior, a thrilling drama is unfolding between wolves and moose, the island's ultimate predator and prey. For over sixty years, in what has been known as the longest study of a predator-prey relationship in the world, scientists have observed the importance of wolves to Isle Royale's unique ecology. But due to illness and underlying factors, the population of wolves on the...

Back from the Brink answers these questions and more as it delves into the threats to seven species, and the scientific and political efforts to coax them back from the brink of extinction. This rich, informational look at the problem of extinction has a hopeful tone: all of these animals' numbers are now on the rise.

Provides dozens of ideas for winter activities in such categories as Fun and games, Winter critters, and Winter holidays and festivals.