Catalog Search Results
61) Poleas
Author
Pub. Date
c1999
Accelerated Reader
IL: LG - BL: 3.3 - AR Pts: 1
Description
Describes many different kinds, uses, and benefits of pulleys.
62) Screws at work
Author
Pub. Date
2016.
Accelerated Reader
IL: LG - BL: 5.3 - AR Pts: 1
Description
"Describes screws, including the history, function, and everyday uses"--
63) Inclined planes
Author
Pub. Date
2013
Description
Text and illustrations describe inclined planes, a simple machine.
64) Wheels and axles
Author
Pub. Date
2013
Description
Text and illustrations describe the simple machines of wheels and axles.
66) Pulleys
Author
Pub. Date
2013
Description
Text and illustrations describe pulleys, a simple machine.
Author
Pub. Date
[2015]
Description
"A hands-on approach introduces young scientists to pulleys. Science theory and practical, fun projects teach the physics and the technology behind this simple machine. Important science curriculum is explained through historical and contemporary examples of pulleys. Step-by-step projects range from the simple to the more challenging."--
