TY  - BOOK
AU  - Spikell,Mark A.
TI  - Teaching mathematics with manipulatives: a resource of activities for the K-12 teacher 
SN  - 0205139930
PY  - 1993///
CY  - Boston
PB  - Allyn and Bacon
KW  - Mathematics
KW  - Study and teaching
KW  - Audio-visual aids
ER  -