TY  - BOOK
AU  - Murphy,Stuart J.
AU  - Schindler,S.D
TI  - Betcha!
T2  - MathStart
SN  - 9780064467070
AV  - QA276.8 .M87 1997
U1  - E MUR 
PY  - 1997///
CY  - New York, NY
PB  - HarperCollins Publishers
KW  - Estimation
KW  - Juvenile fiction
KW  - Mathematics
N1  - "Level 3, estimating."; Includes bibliographical references (p. 33); Guided reading: I
N2  - Uses a dialog between two friends, one who estimates, one who counts precisely, to show estimation at work in everyday life
UR  - http://www.loc.gov/catdir/description/hc041/96015486.html
ER  -