The Cycle of Seasons
Winter, spring, summer fall—the cycle of seasons repeats each year. Why does Earth have seasons, and what happens during those seasons in the parts of the world that are affected by them?
This is 1 of 26 leveled readers in STEM Explorations—a series of informational texts that takes young readers through the worlds of natural science and man-made inventions. Explore weather, seasons, and states of matter. Take trips through time with the advance of computers. Learn how to measure time and temperature, how halves and quarters can be used to share, and how sound and light travel.