Pulleys
Madison Miller
Library Binding
(Gareth Stevens Leveled Readers, Jan. 1, 2013)
Readers learn all about pulleysthe simple machines that help lift heavy objects. Pulleys are also used to change the direction of a pulling motion. If youve sent a flag up a flagpole, youve used a pulley. The science behind pulleys is explained through accessible text, including a helpful glossary of important terms. Vibrant photographs allow readers to see firsthand how these simple machines work, and a graphic organizer provides important facts in an eye-catching way. This book presents essential science concepts through creative methods, engaging readers.
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