Step-by-step experiments with simple machines
By: by Gina Hagler ; illustrated by Bob Ostrom
Contributors: Ostrom, Bob; Child's World (Firm)
Series: Step-by-step experiments; Step-by-step experiments (Child's World)
Publisher: Child's World
Published: 2012
Place of publication: Mankato, Minn
Language: eng
Number of pages: 32
ISBN-13: 9781609735869
Subjects: Simple machines; Juvenile literature; Experiments
Other titles: Simple machines
Description: Introduces simple machines, including the wedge, the pulley, and the level, demonstrating their use in everyday objects --
Notes: Includes bibliographical references (p. 32) and index.
Table of contents: title: Study simple machines!; title: Seven science steps; title: Slitting soap; title: Up we go!; title: Easy does it; title: Touch of a finger.