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Ysgol Dyffryn Trannon
“Pethau bach, pob peth o bwys, yma yn Nhrefeglwys.”
What Have We Been Up To?
Trefeglwys Eisteddfod 6ed Hydref 6th October
Diwrnod ' Hello Yellow' Day
#Meddyliau Iach #Healthy Minds
Multi Sports Yrs 1 & 2
House Captains
2018-2019
Capteiniaid Tai
DM Pro Yrs 4 - 6
Mr Urdd Visit
Gymnastics Club
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