Modern science and your child,
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
"OE-29048."
Bibliography: p. 39-40.
hew63000140
Science--Study and teaching.
Q181 / .U564