Walk into class.
Sit down. Doh.
Stand up. Take off coat.
Sit down.

Stand up.
Put on backpack.
Walk towards the door. Oops.
Walk back to seat.
Take off backback.
Put on coat. Put on backpack.
Walk to next class.

Walk into class.
Sit down. Darn.
Stand up.
Take off coat, then sit down.

Stand up.
Reach for backp...coat!
Put on coat, then backpack.
Ah, victory!