Bauer, David. <br/><br/>
Let's sort / 
by David Bauer ; consultants, David Olson and Tamara Olson. 
 - Mankato, MN :  Capstone,  2003. 
 - 17 p. :  col. ill. ;  21 cm. 
 - Yellow umbrella books.  Level B  Math. .
<br/><br/> Includes index. 
<br/><br/> Describes how familiar items can be sorted by color, shape, or size. 
<br/><br/> K-3.  2. 
<br/><br/><label>ISBN: </label>0736820140 
<br/><br/><label>LCCN: </label>2003000931 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Set theory.
<br/><br/><label>LC Class. No.: </label>QA248  / .B384 2003 
<br/><br/><label>Dewey Class. No.: </label>E  511.3/22