Perceptions

I have an ESL Algebra I class, which means I teach math and try to improve English skills at the same time. Every day they get a warm-up to start with. Here's an example of one I gave:

Remember, these kids don't know English. Don't judge.

Well, a student in PreCalculus came in and saw the warm up on the board, so he thought he would participate:

Ah, the calculator watch makes another appearance...