Maths challenge 
edited by Tony Gardiner 
 - Oxford  Oxford University Press  2000 
 - 119p 
<br/><br/><label>ISBN: </label>9780199147793 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maths<br/>Maths Challenge
<br/><br/><label>Dewey Class. No.: </label>510 GAR