00880cam a22002414a 450000100090000000300040000900500170001300800410003001000170007102000150008804000180010304200080012105000210012908200140015010000230016424501200018726000720030730000700037944000710044950400520052065000450057270000210061712334577OSt20151125143043.0010305s2001    vaua     b    000 0 eng    a  2001030523  a0873535006  aDLCcDLCdDLC  apcc00aQA159b.C84 200100a372.72211 aCuevas, Gilbert J.10aNavigating through algebra in grades 3-5 /cGilbert J. Cuevas, Karol Yeatts ; Gilbert J. Cuevas, grades 3-5 editor.  aReston, Va. :bNational Council of Teachers of Mathematics,cc2001.  av, 90 p. :bill. ;c28 cm. +e1 computer optical disc (4 3/4 in.) 0aPrinciples and standards for school mathematics navigations series  aIncludes bibliographical references (p. 89-90). 0aAlgebraxStudy and teaching (Elementary)1 aYeatts, Karol L.