Weighing & balancing.
By: Illustrated by Aliki.
Contributors: Aliki.
Series: A Young math book
Publisher: Crowell
Published: 1970
Place of publication: New York
Language: eng
Number of pages: 32
Subjects: Equilibrium -- Juvenile literature.; Weights and measures -- Juvenile literature.
Description: Instructs the reader in constructing a sensitive balance device from a wooden rod, string, cup hooks, and paper plates which can be used for experiments to determine the weight of some common objects.