Riddle: My first is high, My second damp, My whole a tie, A writer's cramp. What am I?
Answer: Hyphen. The first two lines yield high-fen. A hyphen is used by a writer to tie (or cramp) two words together.
Riddle: What time is it when the clock strikes 13?
Answer: Time to get the clock fixed
Riddle: You can take off all of my skin and I will not cry but you will. What am I?
Answer: I'm an onion.
Riddle: It keeps something that cannot be kept, And wakes you when you have slept. It may go slow or stop at times, But even then it chimes.  What is it?
Answer: An alarm clock. “It keeps something that cannot be kept”: Time can’t be held; a clock only measures it as it slips by. “And wakes you when you have slept”: The alarm rings to wake you. “It may go slow or stop at times”: Clocks can run slow or stop (dead battery, mechanical hiccup). “But even then it chimes”: Many clocks still chime or ring on the hour/alarm, even if their timekeeping isn’t perfect. 
Riddle: There lived a man in a house and everytime he went to bed he turned on the light. One night, the man forgot to turn on the light. The next day he read the paper and killed himself. Why?
Answer: The man lived in a lighthouse. He forgot to turn on the light and a ship crashed. The next morning he read in the paper that the ship crashed and killed himself because he felt guilty.
Riddle: A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?
Answer: 50 years old.
Riddle: A young boy needs to cross a bridge that can only hold 100 pounds of weight. The young boy weighs 98 pounds. The young boy also has 3 balls that each weigh 1 pound each. The young boy needs to get across the bridge with all the balls at the exact same time. How does he get across the bridge with all 3 balls at the same time?
Answer: The Boy juggles all 3 balls while he walks across the bridge.
Riddle: Joe bets Tony $100 that he can predict the score of the football game before it starts. Tony agrees, but loses the bet. Why did Tony lose the bet?
Answer: Joe said the score would be 0-0 and he was right. "Before" any football game starts, the score is always 0-0.
Riddle: I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me; lower light I never see. What am I?
Answer: A cloud.
Riddle: A pregnant lady named her children: Dominique, Regis, Michelle, Fawn, Sophie and Lara. What will she name her next child: Abby, Jessica, Tilly or Roxy?
Answer: Tilly Look at the first 2 letters of each name Do Re Mi Fa So La