Using maths extreme sports challenge / 
by Wendy Clemson et. al. 
 - London :  Ticktock,  2004. 
 - 31 p. :  photo ;  30 cm. 
<br/><br/><label>ISBN: </label>1860075495 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elememtary)--Activity programs.