Sentencing, Judge Norman Wright told the pair: "This was a flagrant abuse of power and a gross breach of trust."
He added: "The room has been described as a cell but it seems to me it was akin to a prison cell from a third world country, not the home of an 11- or 12-year-old living in this century in this country."
More top news
Some uncertainties as we head into the new week. Blustery, wet start with the main wind event on Tuesday night. Hill snow possible Thursday
Eagle-eyed Twitter users spotted that a campaign photo the party claimed was in Stoke on Trent, was actually in Bolton.
Grey and gloomy on Sunday. Winds increase overnight...