TY  - BOOK
AU  - Stone,Janet I.
TI  - Hands-on math: manipulative math for young children 
T2  - A Good year book
SN  - 0673384632
AV  - QA135.5 .S774 1990
U1  - 372.7/044 20
PY  - 1990///
CY  - Glenview, Ill.
PB  - Scott
KW  - Matemáticas
KW  - Estudio y enseñanza(Primaria)
KW  - lemb
KW  - Mathematics
KW  - Study and teaching (Primary)
ER  -