Small collection of riddle-jokes:
Q: If you drop a white hat into the Red Sea, what does it become?
Q: What do you call a boomerang that won’t come back?
A: A stick.
Q: What travels around the world and stays in a corner?
A: A stamp.
Q: What is white when it’s dirty and black when it’s clean?
A: A blackboard.
Q: What has many keys but can’t open any doors?
A: A piano.
Q: Who earns money driving their customers away?
A: A taxi driver.
Q: What is orange and sounds like parrot?
A: A carrot
Q: Can a kangaroo jump higher than any building?
A: Yes, because a building can’t jump!
Q: A man goes into a bar and asks for a glass of water. The barman pulls out a gun, and points it at the customer. “Thank you” replies the customer and walks out. What happened?
A: The customer had hiccups.