Yes, that is an overhead projector combined with a dismantled LCD screen. Try not to think about it too much. I did and had to leave early with a severe migraine.
In the UK, this is considered high treason.
If the kitchen TV won't fit under the cabinet on top of the DVR, then mount the DVR upside under the cabinet with plumbing straps.
This could be the best use the teacher could find for the textbooks? We fixed it. Now students have to open their books again.
The fear of returning to the hardware store is deep in this one.