1) Push his head into his book.
2) Slam a book really loud and startle him
3) Start a really loud JOEL PLASKETT RADIO ATTACK!
4) Make pancakes and wave them by his nose. No one can sleep through pancakes.
5) Conspire with everyone to quietly leave the library so he wakes up confused.
6) Draw on him.
7) Put a kick me sign on his back
8) Hand in warm water, classic.
9) Take his tea bag out of his tea because it'll be too strong and I feel bad for him.
10) Tickle him.