Cyfrol o 2,000 o ymarferion defnyddiol i ddysgwyr yr iaith Gymraeg y gellir ei ddefnyddio gyda'r gyfrol Welsh Rules: A Welsh Grammar for Learners neu ar ei ben ei hun, ynghyd ag adran atebion.
A volume of 2,000 useful exercises for Welsh language learners which can be used either in conjunction with the volume Welsh Rules: A Welsh Grammar for Learners or on its own, including an answers section.