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What Is a Screw? - Douglas, Lloyd G

For use in schools and libraries only. Examples of how screws are used everyday to make work easier includes a screw that will be used for hanging a shelf on the wall and a screw that enables a stool seat to rotate.

What Is a Screw? 2005, Children's Press(CT), New York, NY

ISBN-13: 9780516240251

Trade paperback

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What Is a Screw? 2002, Scholastic Library Publishing, New York, NY

ISBN-13: 9780516239668

Hardcover

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