TY  - BOOK
TI  - Math puzzles and brainteasers grades 6-8 : : over 300 puzzles that teach math and problem solving skills / 
SN  - 9780470227206
AV  - QA 11.2 .St854 2009
U1  - TR 327.7044  
PY  - 2009///
CY  - San Francisco, Calif : 
PB  - Jossey-Bass, 
N1  - Faculty
ER  -