Introduces simple machines, including screws, levers, wedges, and pulleys, describes how each makes everyday life easier, and provides activities demonstrating these machines in action.
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Destination, rates & speedsSeller: Better World Books, Mishawaka, IN, U.S.A.
Condition: Very Good. Used book that is in excellent condition. May show signs of wear or have minor defects. Seller Inventory # 17098228-6
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Seller: Better World Books, Mishawaka, IN, U.S.A.
Condition: Good. Used book that is in clean, average condition without any missing pages. Seller Inventory # 4146014-6
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Seller: World of Books (was SecondSale), Montgomery, IL, U.S.A.
Condition: Very Good. Item in very good condition! Textbooks may not include supplemental items i.e. CDs, access codes etc. Seller Inventory # 00081565933
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Seller: Idaho Youth Ranch Books, Boise, ID, U.S.A.
Condition: Acceptable. A readable copy. All pages are intact, and the cover is intact (However the dust cover may be missing). Pages can include considerable notes--in pen or highlighter--but the notes cannot obscure the text. Book may be a price cutter or have a remainder mark. Seller Inventory # DU-05-06-05-0354
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