1: chewing on a a pencil and your teacher asks you if you like nibbling on wood
2: room full of silence and out of no were a student farts
3: when you go to sit on your chair but miss the chair, landing on the floor
4: when you call your teacher mum
5: bored as hell, you look around and notice your mate has a bulge in his pants
6: when your stomache growls really loud
7: when you walk into your class and your teacher says hi and you reply " good thanks"
8: when you sit next to your crush and he or she pokes you
9: you try to take a photo of the teacher but the flash goes off
10: someone flicks themself in the eye and they cry