Neuschwander, Cindy <br/><br/>
Sir cumference and the roundabout battle:  rounding numbers / 
Cindy Neuschwander 
 - Watertown, MA  Charlesbridge  2015 
 - 32 p.  col. ill.  24 cm. 
 - A Master Adventure .
<br/><br/><label>ISBN: </label>9781570917660 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural sciences and mathematics