Hewitt, Sally.

Light and dark / Sally Hewitt. - 1st American ed. - New York : Children's Press, 1998. - 30 p. : ill. ; 25 cm. - It's science! . - Hewitt, Sally. It's science! .

Includes index.

Basic text and suggested activities illustrate the nature of light and various optical principles.

ISBN: 051620842X

LCCN: 97034923

Subjects--Topical Terms:
Night.
Light.

LC Class. No.: QC360 / .H49 1998

Dewey Class. No.: 535