Croeso
Croeso i hafan mewnrwyd Ysgol Tryfan.
COFNODI GWAITH MICRO:BIT BL8
Defnyddio Dyfeis Personol (Bl’dd 10, 11, 12, 13)
Bring Your Own Device (Yrs 10, 11, 12, 13)
Cytundeb DDP CY
BYOD Agreement ENGNewyddion BBC
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