Pulleys, gears and levers study kit
By: Educational Productions Ltd., produced in collaboration with Meccano Ltd.
Contributors: Educational Productions Inc.; Meccano Limited.
Series: Study kit/Educational Productions Ltd -- no. 2
Publisher: Educational Productions Ltd.
Published: 1969
Place of publication: [East Ardsley, Yorks.]
Language: eng
Format: Kit
Subjects: Learning by discovery.; Mechanics.; Physics -- Study and teaching (Elementary)