Helen Williams, Penny Latham, Sheila Ebbutt, Mike Askew
Addasiad Cymraeg o Numeracy Focus R: My Maths Skills Book 1, My Maths Skills Book 2 and My Maths Skills Book 3, tri llyfryn lliwgar yn cynnig gemau, posau a gweithgareddau mathemateg difyr i ddisgyblion dosbarthiadau derbyn am un flwyddyn.
A Welsh adaptation of Numeracy Focus R: My Maths Skills Book 1, My Maths Skills Book 2 and My Maths Skills Book 3, three colourful booklets offering games, puzzles and entertaining mathematical activities for reception class pupils for one year.
