Riddle: I make the leaves green, I make the dirt brown, I make the blue birds blue, I make all of your dreams come true. What am I?
Answer: A box of crayons.
Riddle: A woman has a heart attack. She dials 911 for help, but nobody comes to help and she dies. Why did nobody come?
Answer: She dialed 911, but she didn't really call 911 because she didn't press the Call button.
Riddle: What do you call it when you walk into a spider web?
Answer: Free Karate lessons.
Riddle: The following numbers share a unique property: 1691, 1961, 6009, 6119, 6699, 6889, 8118. What is it?
Answer: Each number reads the same when viewed upside down.
Riddle: What single-digit number should go in the box with the question?
6 5 9 2 7
1 4 3 5 ?
8 0 2 8 1
Answer: The missing number is 4.  Simply add the first and second rows together to get the third row value.
  65, 927
+ 14, 354
  80, 281
Riddle: Re-arrange the letters, O O U S W T D N E J R, to spell just one word. What is it?
Answer: 'Just one word'.
Riddle: Charlotte is 13 years old. Her father Montague is 40 years old. How many years ago was Charlotte's father four times as old as Charlotte?
Answer: Four years ago. When Charlotte was 9 her father was 36, 4 times her age.
Riddle: Gazing up at the portrait hung over the fireplace in his drawing room his lordship remarked: 'Brothers and sisters I have none, but that man's father is my father's son.' Who is in the Portrait?
Answer: His son.
Riddle: Find four numbers, the sum of which is 45, so that if 2 is added to the first number, 2 is subtracted from the second number, the third number is multiplied by 2 and the fourth number is divided by 2, then the four numbers so produced are all the same. What are the four numbers?
Answer:  8 + 2 = 10 12 - 2 = 10   5 x 2 = 10 20 ÷ 2 = 1045
Riddle: Rearrange all the letters in each of the sentences to form, in each case, a well-known proverb. 1. I don't admit women are faint. 2. It rocks. The broad flag of the free. 3. Strong lion's share almost gone. What are the proverbs?
Answer: 1. Time and tide wait for no man. 2. Birds of a feather flock together. 3. A rolling sone gathers no moss.