Ideas and inventions
By: Lawrence Hall of Science
Contributors: Encyclopaedia Britannica Educational Corporation; Lawrence Hall of Science; University of California, Berkeley
Publisher: University of California; Distributed by Encyclopaedia Britannica Educational Corp.
Published: 1993
Place of publication: Berkeley, CA; Chicago
Language: eng
Subjects: Science -- Study and teaching (Primary); Inventions
Other titles: FOSS, full option science system; Britannica science system
Notes: For Grades 3-4