Simon, Seymour.

Discovering what earthworms do. Illustrated by Jean Zallinger. - New York, McGraw-Hill [1969] - 47 p. illus. (part col.) 21 cm.

Describes the characteristics and habits of earthworms and includes directions for experiments to learn about their behavior.

LCCN: 69017191 /AC/r86

Subjects--Topical Terms:
Earthworms--Juvenile literature.
Earthworms.

LC Class. No.: PZ10.S677 / Di

Dewey Class. No.: 595/.16