Answer:
How can you place a pencil on the floor so that no one can jump over it?
What moves and touches water but doesn't get wet?
Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?
How do you blink twice without blinking twice?
What was the longest river in the world before the Amazon River was discovered?
A cowboy rode into Friday. He stayed in town for three days and rode back on friday. How is that possible?