TY  - BOOK
AU  - Gebhardt,Richard F.
AU  - Armstrong,Mark
TI  - Object lessons from science experiments
SN  - 0801038111 (pbk.) :
AV  - BV4379 .G42 1990
PY  - 1987///
CY  - Grand Rapids, Mich.
PB  - Baker Book House
KW  - Sermons
KW  - Object-teaching
KW  - Science
KW  - Experiments
KW  - fast
ER  -