Simple text and photographs provide examples of back and forth movement, including the pendulum on a clock, a child in a rocking chair, and a tree in the wind.

Back and Forth 2001, Pebble Books, Cessnock, NSW

ISBN-13: 9780736886079

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Back and Forth 1999, Capstone Press, Mankato, MN

ISBN-13: 9780736803984

Hardcover

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Back and Forth 1999, Capstone

ISBN-13: 9780516219219

Hardcover

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