Neuschwander, Cindy. <br/><br/>
Sir Cumference and the Isle of Immeter :  a math adventure / 
Cindy Neuschwander ; illustrated by Wayne Geehan. 
 - Watertown, MA :  Charlesbridge,  c2006. 
 - 32 p. :  col. ill. ;  25 cm. 
<br/><br/> Discusses young Per taking a mathmatical adventure. 
<br/><br/><label>ISBN: </label>1570916802 (hardcover) 9781570916809 (hardcover) 1570916810 (pbk.) 9781570916816 (pbk.) 
<br/><br/><label>LCCN: </label>2005020747 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry--Juvenile literature.<br/>Geometry.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Informational.
<br/><br/><label>LC Class. No.: </label>QA445.5  / .N497 2006 
<br/><br/><label>Dewey Class. No.: </label>516