TY  - BOOK
AU  - Clemson,Wendy
TI  - Using maths extreme sports challenge
SN  - 1860075495
PY  - 2004///
CY  - London
PB  - Ticktock
KW  - Mathematics
KW  - Study and teaching (Elememtary)
KW  - Activity programs
KW  - sears
ER  -