Mae Rala Rwdins yn brysur. Mae ganddi lond gwlad o ddillad i'w golchi. Ond mae rhywbeth dychrynllyd yn Llyn Llymru sy'n gwneud iddi ffoi heb ei sebon na'i dillad. Addas i ddarllenwyr dan 7 oed.
Rala Rwdins is very busy. She has a huge amount of washing to do. But there's something scary lurking in Llyn Llymru that makes her abandon her soap and washing. Suitable for readers aged under 7 years.
