When should you start writing a book?

How do you make a walnut laugh?

Which fly makes films?

How did the phone propose to his girlfriend on Valentine's Day?

What do teachers do during summer break?

What famous scientist will try anything?

What do you call a fish wearing a bowtie?

What do you call a cow that just gave birth?

Why did the duck cross the road?

What's a ghost's favorite work schedule?

Why do turkeys taste best after giving them a compliment?

What do jokesters study in college?

Why are Olympians so picky about their vehicles?

How do you know when a ship isn't having fun?

Why is Peter Pan™ always flying?