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2) Wedges
Author
Description
Perfect for early STEM and Next Generation science lessons, this title shows how important simple machines are in our everyday lives. With low-level text, up-close images, and labeled diagrams, students will see how simple wedges work. Children will soon see that simple machines and the principles they represent are everywhere around them.
3) Pulleys
Author
Description
"Through carefully leveled text and powerful images, explores pulleys a useful simple machine"--
4) Screws
Author
Description
"Through carefully leveled text and powerful images, explores screws a useful simple machine"--
5) Levers
Author
Description
"Through carefully leveled text and powerful images, explores levers, a useful simple machine"--
6) Ramps
Author
Description
"Through carefully leveled text and powerful images, explores ramps a useful simple machine"--
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