How can you tell the weather's getting warmer?

What do you call a pig who swims in the pool for too long during summer?

Why do trees try new things so often?

Why did the man decide to sell his vacuum?

Why are frogs always so happy?

Where do hands go on vacation?

Why was the math book sad?

What did the angry customer say to the mechanic who couldn't figure out what was wrong with his car?

What's a surgeon's favorite board game?

Where do ghosts prefer to swim?

Where do math enthusiasts go on vacation?

What do you call the horse that lives next door?

Why do two skunks argue?

Will invisible planes ever be popular?

What makes music in your hair?