Gornest rhwng dwy o ysgolion y de-ddwyrain, sef Glantaf a Garth Olwg. Glan Clwyd and Morgan Llwyd are the first two schools in Radio Cymru's annual pop quiz. Show more
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Gornest rhwng dwy o ysgolion y de-ddwyrain, sef Glantaf a Garth Olwg. Glan Clwyd and Morgan Llwyd are the first two schools in Radio Cymru's annual pop quiz. Show more