Graflund Robert S. <br/><br/>
80 activities to make basic algebra easier / 
by Robert S. Graflund. 
 - 2nd ed. 
 - Portland, Maine :  Walch Publishing,  2001. 
 - 186 p ;  27 cm. 
<br/><br/><label>ISBN: </label>082514261X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Study and teaching--Activity programs.