Modern science and your child, by William J. Gruver and Albert Piltz, specialists, science, Instructional Resources Branch. - [Washington, U.S. Dept. of Health, Education, and Welfare, Office of Education; for sale by the Supt. of Documents, U.S. Govt. Print. Off., 1963] - v, 40 p. illus. 15 x 24 cm.

"OE-29048."

Bibliography: p. 39-40.

hew63000140


Science--Study and teaching.

Q181 / .U564