The earth's gravity is stopping you from drifting off into space. But what if you were on the International Space Station? Then you'd be in the strange realm of microgravity!
Part of a 24-book series that covers the four main branches of science—physical science, life science, earth and space science, and science and technology—and covers essential content standards. Students will build their scientific knowledge, increase their content vocabulary, and sharpen critical nonfiction comprehension skills. Books are 6 5/8" x 9 1/8"