Steal 3D glasses from the theatre. Buy two pocket projectors. Borrow a tripod from your "aspiring photographer" cousin. Kludge them all together after pirating any James Cameron "film".
.... no profit
In the UK, this is considered high treason.
The fear of returning to the hardware store is deep in this one.
This could be the best use the teacher could find for the textbooks? We fixed it. Now students have to open their books again.