Clean Jokes

Joke: Knock knock!
Who's there?
Cows go!
Cows go who?
No, silly, cows go moo!

Joke: What did the baby computer say when he saw his father?

Joke: A man and his wife are setting up their new computer. When it comes time to pick the password, he types in "my_brain" but the computer rejects it. His wife says "I told you it was too small."

Joke: Knock knock!
Who's there?
Obama!
Obama who?
Obama self, can you be my friend?

Joke: A blonde woman wanted to make her mother proud by naming her first child after her favorite brother. When she introduced her mom to the baby she said "Mom, say hi to 'Uncle John'!"