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. 
<br/><br/> "OE-29048." 
<br/><br/>Bibliography: p. 39-40. 
<br/><br/><label>LCCN: </label>hew63000140  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching.
<br/><br/><label>LC Class. No.: </label>Q181  / .U564