Youngs, Dave. <br/><br/>
Problem solving :  just for the fun of it / 
by Dave Youngs. 
 - Fresno, CA :  AIMS Education Foundation,  2004. 
 - 125 p. :  ill ;  28 cm. 
 - AIMS Activities. .
 - AIMS Activities. .
<br/><br/> Grades 4-9. 
<br/><br/><label>ISBN: </label>1932093087 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)<br/>Mathematics--Study and teaching (Middle School)<br/>Science--Study and teaching (Elementary)<br/>Science--Study and teaching (Middle School)