It must have been quite the sight, seeing the Doctor when she found him. He was in a place she may not have expected, but he was in a place that, in all honesty, wasn't too surprising a location.

The schoolroom was mostly absent of children as the older man was messing with the various educational computers, attacking them the way a starving man attacked a banquet meal. He had his sonic screwdriver out, occasionally poking at the machines until they gave some kind of satisfactory answer. He didn't even notice Lucie stalking in, so engrossed he was with what he was doing.