Every 108 minutes, the button must be pushed.
Don't hit the walls, or you'll sink!
Press and hold the button for a long as you can endure. You might even get on the leaderboard!
What did the scarf say to the hat? "You go on ahead, I am going to hang around a bit longer."
You're driving a bus on a very busy route, with 17 passengers. At the first stop, 3 passengers get off the bus. At the second stop, 5 passengers get on. At the third stop, 6 more passengers get on. Finally, 10 passengers get off at the last stop.
What is the name of the bus driver?
Travel through all the doorways exactly once.
Add a single toothpick to form a mathematically true equality.