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- Mighty machines / by Levine, Shar,1953-; Johnstone, Leslie; Harpster, Steve.;
Answers basic questions about simple machines such as levers, axles, wheels, wedge and pulleys and provides simple activities and experiments designed to show how these machines work.- Subjects: Simple machines;
- © c2004., Sterling Pub.,
- Available copies: 1 / Total copies: 1
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- The tree house that Jack built / by Verburg, Bonnie.; Teague, Mark.;
"With ladders, swings, turrets, and elaborate pulley systems everywhere--animals chase one another over, under, around, and through the tree house that Jack has built. Then the bell rings, and all the animals gather for story time with Jack"--Provided by publisher.LSC- Subjects: Tree houses; Animals; Boys;
- © 2014., Orchard Books,
- Available copies: 1 / Total copies: 1
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- Operation Cupcake : how simple machines work / by Edlund, Bambi.;
"Two enterprising mice, Ginger and Mac, are on a mission to bring home an especially aromatic vanilla cupcake with pink buttercream frosting. They have discovered that the amount of work you need to put into a job can almost always be decreased by using one of six simple machines: a lever, a wheel and axle, a pulley, an inclined plane, a wedge or a screw. Simple machines have only one or two parts that can usually be found around the house -- and they can make life a lot easier! Ginger and Mac make use of all six simple machines and manage to overcome all obstacles in their mission to secure a delicious frosted treat."--- Subjects: Illustrated works.; Simple machines;
- Available copies: 0 / Total copies: 2
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Results 21 to 23 of 23 | « previous