Vecchione, Glen <br/><br/>
Challenging math puzzles /  Glen Vecchione;  
illustrated by Glen Vecchione and Nina Zottoli.   
 - New Delhi :   Goodwill Pub. House.    c? 
 - 95p.  
<br/><br/> Includes index <br/> 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>KID 793.73 V491