Hamflett Adam Hamflett & Surrall Alistair Surrall 
Cyfrifiadureg UG/Safon Uwch ar Gyfer CBAC 

A revised new version of the WJEC/Eduqas Computer Science student book, specifically written for the WJEC AS and A Level specification. This student book helps students build their knowledge and master underlying computing principles and concepts, and develops computational thinking, programming and problem-solving skills.