TY  - BOOK
AU  - Freeman,Kenneth
ED  - Holt, Rinehart and Winston 
TI  - Helping children understand science
U1  - 372.35044 23
PY  - 1958///.
CY  - New York: 
PB  - Holt, Rinehart and Winston, 
KW  - Science
KW  - Study and teaching (Elementary)
N1  - Includes bibliographical references and index
ER  -