Riddle: What is the difference between electricity and lighting?
Answer: You have to pay for electricity.
Riddle: What would you get if you crossed two bananas?
Answer: A pair of slippers.
Riddle: What can you find in the center of gravity?
Answer: The letter V
Riddle: What's the quickest way to make oil boil?
Answer: Add the letter B.
Riddle: Why can't you trust the law of gravity?
Answer: Because it will always let you down.
Riddle: What weighs more, a pound of rocks or a pound of feathers?
Answer: They both weigh the same.
Riddle: What did the robots tombstone say?
Answer: "Rust in Peace."
Riddle: What do ants put on their pizza?
Answer: Ant-chovies
Riddle: What do spiders like with their hamburgers?
Answer: French flies.
Riddle: What sweets do geologists like?
Answer: Rock candy.