Building with Rocks
Rocks are a building material that people have used for a very long time. Learn where rocks come from, what kinds of structures can be made out of them, and what the different types of rock are.
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.