Books
3 results found| Title | Authors | Description | OpenBook ID | |
|---|---|---|---|---|
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Go and stop | Marshall, John | p. cm | OL2908497W |
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Sink or swim | Marshall, John | A collection of science experiments involving water, answering such questions as "Why does the water in the bathtub rise higher when you get in?" and "Why do some things sink and some float?" | OL2908500W |
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Working machines | Marshall, John | Describes simple machines and how they work, including the inclined plane, levers, wheels and axles, the wedge, screws, and pulleys. | OL2908501W |