Funny jokes for little kids

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Knock Knock
Who's there?
Lettuce Who?
Would you lettuce in it's freezing out here

Q: what do you call a dog in your toilet?
A: a poodle!

knock knock
who's there?
snowman who?
snowman are you not surprised I can talk?

Q: What do you get from nervous cows?
A: Milk shakes

Q: What’s the biggest mouse in the world?
A: Hippoptamouse