Pupils shivered in coats, hats and scarves as temperatures fell to just 1°C (34°F).
"Nobody could work properly and kids could not even grip a pen through their gloves." The mum of a 12-year-old at Ansford Academy in Castle Cary, Somerset, said: "She was shaking when she came home. I was absolutely furious."
He said: "We cut the heat to see if we can lower our carbon footprint. We let pupils wear as many jumpers as they liked.My favorite line, which is just what I imagine some Occupy XYZ protesters would come up with:
"The idea was actually thought up by a small number of pupils from our student eco-group."