"North America extends from the Arctic regions of Canada and Greenland to the deserts of Mexico and countries of Central America. The landscape of North America ranges from grasslands to deserts. Learn more about this exciting environment in North America. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slide shows, activities, hands-on experiments, and much more" -- Provided by publisher.