Riddle: Whether old Homer tippled wine or beer, Julep or cider, history is not clear; But plain it is-the bard, though want to roam, But for one liquid, never had left home. What is it?
Answer: The letter R.
Riddle: What won't break if you throw it off the highest building in the world, but will break if you place it in the ocean?
Answer: A tissue.
Riddle: What's the difference between gossip and a mirror?
Answer: One speaks without reflecting and the other reflects without speaking.
Riddle:  "At the school recently, only the ___ students could solve the ___ equation."  Can you complete this sentence using words that are anagrams of each other?
Answer: Brainy and Binary. Or, you can use Reserved and Reversed.
Riddle: Can not be bought, can not be sold, even if it's made of gold. What is it?
Answer: It is a heart.
Riddle: Buckets, Barrels, Baskets, Cans. What must you fill with empty hands?
Answer: Gloves, duh!
Riddle: When asked how old she was, Suzie replied, "In two years I will be twice as old as I was five years ago." How old is she?
Answer: She's 12.
Riddle: When I am filled I can point the way. When I am empty, nothing moves me. I have two skins - One without and one within. What am I?
Answer: A glove!
Riddle: A man has to take a dog, a cat, and a mouse across a river. He can only take one of the animals across at a time. If he takes the mouse, the dog will eat the cat. If he takes the dog, the cat will eat the mouse. How does he get the three animals across the river?
Answer: 1. The man takes the cat across and goes back to get the mouse. 2. The man then takes the mouse across and returns with the cat. 3. The man leaves the cat on the shore and takes the dog across. He leaves the dog with the mouse. 4. The man goes back to get the cat and all of the animals have made it across the river!
Riddle: What's long and thin, covered in skin; red in parts, and put in tarts?
Answer: Rhubarb.