Cyfres newydd Dysgu gyda Cyw, i ddysgwyr ifanc iawn, gyda thestun dwyieithog. Llyfrau perffaith i blant bach i ddysgu geirfa syn gysylltiedig âr cymeriadau poblogaidd sydd ar S4C a phatrymau iaith syml. Bydd pob llyfr â thema benodol e.e. yn y gegin, y fferm, ar lan y môr. Y tro hwn mae Cyw ai ffrindiau yn chwarae cuddio. The first title in a new series of Cyw books for children who are learning Welsh, providing a perfect way to assist small children to learn vocabulary and simple language patterns related to the popular S4C character. Each book has a specific theme, e.g. in the kitchen, on the farm, on the seaside. In this book, Cyw and her friends are playing hide-and-seek.