TY  - BOOK
AU  - Mamchak,P.Susan
AU  - Mamchak,Steven R.
TI  - Handbook of discovery techniques in elementary school teaching
SN  - 0133772349
U1  - 372.13 
PY  - 1977///
CY  - West Nyack, N.Y.
PB  - Parker Pub. Co.
KW  - Learning by discovery
KW  - Motivation in education
N1  - Includes index
ER  -