What constantly moves forward but never learns anything?

Did you hear about the two horses that fell in love?

What kind of bull doesn't have horns?

Where did the ghost go on summer vacation?

What did the biologist wear on his big date?

What flies around the kindergarten room at night?

How does a single horse RSVP to a party?

What do weathercasters say while cleaning their kids' rooms?

What factory causes everyone who works there to gain weight?

What did people say when the baker went crazy?

What does bread say when it gets too warm?

What is a condiment's favorite holiday?

What did one plate say to the other?

What do you call a horse that plays the violin?

Where did the chemist have his lunch?