School age children, up to and including Year 11, who are taking part in a rehearsal, performance or activity must by law be accompanied by a registered chaperone.
Yn unol â'r gyfraith mae'n rhaid i blant oedran ysgol, hyd at a chan gynnwys Blwyddyn 11, sy'n cymryd rhan mewn ymarfer, perfformiad neu weithgaredd fod yng nghwmni hebryngwr cofrestredig.