Teaching arithmetic for understanding /
Marks, John L.
Teaching arithmetic for understanding / John L. Marks, C. Richard Purdy [and] Lucien B. Kinney. - New York, McGraw-Hill, 1958. - 429 p. illus. 24 cm. - McGraw-Hill series in education. Curriculum and methods in education .
Includes references.
Arithmetic--Study and teaching.
QA135 / .M313
372.7 / MAR 1958
Teaching arithmetic for understanding / John L. Marks, C. Richard Purdy [and] Lucien B. Kinney. - New York, McGraw-Hill, 1958. - 429 p. illus. 24 cm. - McGraw-Hill series in education. Curriculum and methods in education .
Includes references.
Arithmetic--Study and teaching.
QA135 / .M313
372.7 / MAR 1958