Winter

Chilling winds rush in through an open doorway. Snow swirls in the air. Winter has arrived! Animals grow thick coats to guard from the frigid temperatures, and people bundle up in parkas and hats. Many trees and plants grow dormant. This title highlights the drastic changes of the Northern Hemisphere during winter.

Photo labels visual define glossary terms and other important words. ""Weather Watch"" sidebars highlight severe weather for each season. ""Earth's Position"" infographic highlights the cycle of seasons as the planet moves around the sun.