TY  - BOOK
AU  - DeRoche,Edward F.
AU  - Bogenschild,Erika Gierl
TI  - 400 games and activities for teaching math
SN  - 0133298477
PY  - 1977///
CY  - West Nyack, N. Y
PB  - Parker Pub. Co.
KW  - Mathematics
KW  - Study and teaching (Elementary)
KW  - Mathematical recreations
ER  -