TY  - BOOK
AU  - Grossnickle,Foster E.
AU  - Brueckner,Leo J.
AU  - Brueckner,Leo J.
TI  - Discovering meanings in arithmetic
AV  - QA135 .G756
U1  - 372.7 
PY  - 1959///]
CY  - Philadelphia
PB  - Winston
KW  - Arithmetic
KW  - Study and teaching
N1  - Based on Making arithmetic meaningful, by L.J. Brueckner and F.E. Grossnickle, which was first published in 1947 under title: How to make arithmetic meaningful; Beginning with 4th ed., 1963, published under title: Discovering meanings in elementary school mathematics
ER  -