Pulleys and gears
By: written by Dan Bone, Leslie Chiswell, John Goodyear ; edited by Peter Williams ... [et al.] ; illustrated by Pottery Chan.
Contributors: Chiswell, Leslie.; Goodyear, John, 1962-
Series: Science & technology activities resource -- Gr. 4
Publisher: GTK Press
Published: 1999
Place of publication: Toronto
Language: eng
Number of pages: 44
Subjects: Physics -- Juvenile literature.; Pulleys -- Juvenile literature.; Pulleys -- Study and teaching (Elementary).; Gearing -- Juvenile literature.; Gearing -- Study and teaching (Elementary).
Genres: Juvenile literature.
Notes: For students in grade 4.

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