Crystals, insects, and unknown objects
Subtitle: a creative approach to the teaching of science to intermediate school children
By: [by] John McGavack, Jr. [and] Donald P. LaSalle.
Contributors: LaSalle,
Publisher: Talcott Mountain Science Center Press
Published: 1971
Place of publication: Avon, Conn
Language: eng
Number of pages: 246
Subjects: Learning by discovery; Science -- Study and teaching (Elementary)