Yn dilyn ymweliad PC Cath a'r dosbath, aeth disgyblion blwyddyn 5 a 6 ati i greu 'llyfryn-e' am yr hyn a ddysgwyd yn y wers.

Following PC Cath's visit to the classroom, year 5 and 6 pupils went at it to create an 'e-book' on the messages they learnt in the lesson.

Bwlio Seibyr/Cyber Bullying