Weighing & balancing /

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.

Bibliographic Details

Main Author:	Srivastava, Jane Jonas
Other Authors:	Aliki
Format:	Book
Language:	English
Published:	New York : Crowell, [1970]
Series:	Young math book.
Subjects:	Weights and measures > Juvenile literature. Balances (Weighing instruments) > Juvenile literature. Weights and measures. Balance.