TY  - BOOK
AU  - Kanis,Ira B.
AU  - Yasso,Warren E.
TI  - Earth science activities: a guide to effective elementary school science teaching 
SN  - 020516644X
AV  - QE40 .K36 1996
U1  - 372.357 
PY  - 1996///
CY  - Boston
PB  - Allyn and Bacon
KW  - Earth sciences
KW  - Study and teaching (Elementary)
KW  - Study and teaching
KW  - Activity programs
N1  - Includes bibliographical references (p. 171-172) and index
ER  -