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6) Machines
Author
Publisher
Gareth Stevens Pub
Pub. Date
1998.
Language
English
Description
Describes various types of machines, how they are used, and how they work. Includes fact boxes and suggested activities and projects.
Author
Series
Publisher
Enslow Publishers
Pub. Date
[2013]
Language
English
Description
Describes experiments involving simple machines that follow the scientific method, and can be completed in an hour or less. Explore using levers to control motion and lift, and how the steepness of inclined planes affects the force needed to move something. Most experiments also include ideas for science fair projects.
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