TY  - BOOK
AU  - Smith,Ann M.
TI  - Sizes and shapes
T2  - Start math first steps ; bk.1
SN  - 9781595662736
U1  - 516.15 
PY  - 2006///
CY  - California
PB  - QEB Publishing
KW  - Geometry
KW  - Shape
KW  - Size perception
KW  - Size judgement
N1  - Primary; 500-599; 516.15
ER  -