A piece of chalk can work wonders when you drip grease on your clothes and can't get to the washing machine right away. Salad dressing on your superhero garments? Just rub chalk over it and watch the stick absorb the oil. Yes, you still need to launder your clothes later and pre-treat the stain, but this will help.
Feeling self-conscious about wearing chalk in front of the classroom? Kids really don't care about that. In middle school, many of them are relieved when their teacher is the goofiest person in the room. It takes the pressure off. And you aren't in the business of being cool anyway.
Here are eight other ways to remove grease stains from Reader's Digest.
If you haven't discovered the power of Pinterest for discovering new ideas for your classroom, give it a trial run. I think you'll like it.