TY  - BOOK
AU  - Dumas,Enoch
TI  - Math activities for child involvement
AV  - QA135.5 .D85
U1  - 510/.7 
PY  - 1971///]
CY  - Boston, Mass.
PB  - Allyn and Bacon
KW  - Mathematics
KW  - Study and teaching (Elementary)
KW  - Local
ER  -