Earthworms : teacher's guide, grades 6-10 /

Bibliographic Details
Main Author:	Knott, Robert C.
Other Authors:	Hosoume, Kimi, Bergman, Lincoln
Format:	Book
Language:	English
Published:	Berkeley, CA : Lawrence Hall of Science, University of California, 1991
Edition:	Rev.
Series:	Great explorations in math and science.
Subjects:	Earthworms > Experiments.

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