Phases of the Moon
The moon is always changing shape in the sky. Why does it do that? Learn about the different phases of the moon, how orbits work, and why sometimes the moon can look different colors.
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.