TY  - BOOK
AU  - 
TI  - Teaching science for understanding: a Practical Guide For Middle and High School
SN  - 0-13-114425-1
U1  - 507.12 GAL 
PY  - 2007///
CY  - New Jersey
PB  - Pearson/Merrill/Prentice Hall
KW  - SCIENCE-STUDY AND TEACHING-UNITED STATES
N1  - Includes Bibliographical References and Index
ER  -