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Author
Series
Accelerated Reader
IL: LG - BL: 0.9 - AR Pts: 1
Language
English
Formats
Description
Two mice make a teeter-totter. They're balancing just fine, but then along comes a frog. Can they make room for one more friend on their teeter-totter? What about two? What about more? But then a big bird comes along and wants to play too. Better watch out!
Author
Series
Lexile measure
950L
Language
English
Formats
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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