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.
STEM Explorations is a fascinating new series of 26 informational texts, for grades 1–2, that takes young readers through the worlds of natural science and man-made inventions. Explore weather, seasons, states of matter, and more. Learn how to measure time and temperature, how halves and quarters can be used to share, and how sound travels. Basic nonfiction text features include: table-of-contents, chapters and sub-headings, image captions, easy-to-follow diagrams with labels, enriched vocabulary with pronunciation guides, fact boxes, callouts, glossarys and index.