This is Book 8 in the Ffocws Rhifedd 1 Series. See all Ffocws Rhifedd 1 books here.
No one has written a review for 'Problem Yr Wythnos'
Why not be the first to share your opinion?
Dave Watson and Helen Williams are the principal examiners for Cambridge IGCSE Computer Science.
More about Helen WilliamsMike Askew is Professor of Mathematics Education at the University of Witwatersrand, South Africa.
More about Mike Askew