Lappan, Glenda <br/><br/>
say it with symbols; algebraic reasoning 

 - teachers Ed 
 - Califonia  Dale Seymour  1998 
 - various pages  illustrated 
<br/><br/><label>ISBN: </label>1572321873 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra---study and teaching [middle schools]<br/>mathematics symbols--study and teaching
<br/><br/><label>LC Class. No.: </label>QA 159  / .L37 1998