Dechreuwyd ymgyrch i gadw'r drysau a'r ffenestri ar gau pan fydd y gwres ymlaen

Sul 3ydd Tach 2024

As part of our 18 degree challenge the children have started a campaign to keep doors and windows closed. Energy monitors are in charge of this for each class. 
Disgyblion sy'n cymryd rhan yn y gweithgaredd hwn: 400