TY  - BOOK
AU  - Cuevas,Gilbert J.
AU  - Yeatts,Karol L.
TI  - Navigating through algebra in grades 3-5
SN  - 0873535006
AV  - QA159 .C84 2001
U1  - 372.7 21
PY  - 2001///
CY  - Reston, Va.
PB  - National Council of Teachers of Mathematics
KW  - Algebra
KW  - Study and teaching (Elementary)
N1  - Includes bibliographical references (p. 89-90)
ER  -