Neuschwander, Cindy. <br/><br/>
Sir Cumference and the Fracton Faire  a math adventure 
Cindy Neuschwander 
 - ed. 
 -  Charlesbridge  2017 
 - 32 p. 
<br/><br/><label>ISBN: </label>9781518197574 9781570917714 9781570917721