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Riddle: What weighs more, a pound of rocks or a pound of feathers?Answer: They both weigh the same.
Riddle: Why can't you trust the law of gravity?Answer: Because it will always let you down.
Riddle: What's the quickest way to make oil boil?Answer: Add the letter B.
Riddle: What can you find in the center of gravity?Answer: The letter V
Riddle: What would you get if you crossed two bananas?Answer: A pair of slippers.
Riddle: What is the difference between electricity and lighting?Answer: You have to pay for electricity.
Riddle: What did the scientist get when he crossed a chicken and a cow?Answer: Roost beef.
Riddle: What type of dogs do scientists have?Answer: Lab-oratory retrievers.
Riddle: How was the robot gorilla fixed?Answer: With a monkey wrench.
Riddle: What snacks do you serve at a robot party?Answer: Assorted nuts.
Riddle: What did the baby robot say to his mom?Answer: "I love you watts and watts."
Riddle: What song was the baseball player singing on third base?Answer: "There's no place like home."
Riddle: How can you make a fly ball?Answer: Hit him with a bat.
Riddle: Why was the chef hired to coach the baseball team?Answer: Because he knew how to handle batter(s).
Riddle: Where do great dragon baseball players go?Answer: To the Hall Of Flame.
Riddle: Where do coal diggers play baseball?Answer: The minor (miner) leages.
Riddle: Why is the baseball field hot after a game?Answer: All the fans left.
Riddle: Why can't turtles play baseball?Answer: They can't run home. 
Riddle: How do you hold a bat?Answer: Upside down by it's feet.
Riddle: What has 18 legs and catches flies?Answer: A baseball team.
Riddle: What is the monkey's favorite month?Answer: Ape-bril.
Riddle: What was the spider doing on the baseball team?Answer: Catching flies.
Riddle: What position do pigs play on the baseball field?Answer: Short-stop.
Riddle: What does a male sheep do when he is angry?Answer: He goes on a ram-page.
Riddle: The outlaw went for a trip on friday for three days and came back on friday. How is this possible?Answer: His horse was named Friday