1. If your throat tickles, scratch your ear!
2. Experience supersonic hearing!
3. Overcome your most primal urge!
5. Clear your stuffed nose!
6. Fight fire without water!
7. Cure your toothache without opening your mouth!
9. Stop the world from spinning!
11. Stanch blood with a single finger!
12. Make your heart stand still!
14. Prevent near-sightedness!
16. Impress your friends!