Wedges in action
By: Gillian Gosman.
Edition: 1st ed.
Series: Simple machines at work
Publisher: PowerKids Press
Published: 2011
Place of publication: New York
Language: eng
ISBN-13: 9781448806836; 9781448812998; 9781448813001
Subjects: Wedges -- Juvenile literature
Genres: Juvenile literature
Notes: Includes index.
Table of contents: title: What is a wedge?; title: The parts of a wedge; title: Making work easier; title: The wedge at work; title: The first wedge; title: Wedges through time; title: Wedges today; title: Where can you find wedges?; title: An experiment with wedges; title: A high-tech wedge; title: Glossary.