Hei Tîm! - Mae faint o drydan y mae eich ysgol yn ei ddefnyddio dros nos yn uchel. Dros y y llynedd roedd y defnydd yn 45 kW ar gyfartaledd. Mewn ysgolion eraill fel eich un chi (nifer tebyg o ddisgyblion), y llwyth sylfaenol hwn yw 19 kW. Allech chi ddod â'th llwyth sylfaenol i lawr, ac achub yr ysgol £35,000?
Well done, you have scored 20 points so far and you're in 33ain position on the scoreboard. Complete your next activity to climb higher up the scoreboard!
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