Roedd 59 o ysgolion o Gymru wedi cofrestru i gynnal gweithgarwch, a’r ysgol fuddugol wedi’i dewis ar hap o bob ysgol ble y dychwelodd 100 y cant o’u disgyblion daflenni gwaith.
In total, 59 Welsh schools registered to undertake activity. The winning school was selected at random from the twelve schools across the UK that had 100 per cent of their pupils submit worksheets.