By the late 19th century, you could buy clockwork wind up table fans that ran for half an hour on a spring coil, or small fans fueled by kerosene and alcohol flames, heating a little engine.
I know it sucks, but we're creatures of habit and if you want to be able to fall asleep immediately, getting in a good routine will set up your body to literally work like clockwork.
The animal behaves as if he's seen these things and we don't do this because we want to turn the mouse into a clockwork orange case, but because we're interested in understanding how the cortex works.