Dirty Riddles What’s white, gooey, sticky, and better to spit than swallow? Answer: Toothpaste Solution: Reveal Answer 4 2 Share with Facebook Comment You may also like.. Difficult Riddles What is the only letter in the alphabet that does not appear anywhere on the periodic table of elements? Answer: The Letter J. Solution: Reveal Answer 0 0 Tricky Riddles Always invisible, yet never out of sight. What are they? Answer: The letters I & S. Solution: Show Answer The letters I & S. Reveal Answer 0 2 Kids Riddles What is the hardest key to turn? Answer: A don-key Solution: Show Answer A don-key Reveal Answer 1 0 Difficult Riddles Though easy to spot, when allowed to plume, It is hard to see, when held in a room. Answer: smoke Solution: Reveal Answer 0 0 Jokes and Riddles Why did the chicken cross the playground? Answer: To get to the other slide! Solution: Show Answer To get to the other slide! Reveal Answer 0 0 Previous Next