Here are some randomly selected joke topics
Cows
How does a cow solve math problems?
With a cowculator.
Let Me In
Knock, knock.
Who's there?
Ken.
Ken who?
Ken you let me in now?
Steak
Why was the butcher so worried?
His job was at steak.
Ghosts
What kind of mistakes do ghosts usually make?
Boo-boos.
Burglar
Why did the burglar break into a music shop?
He wanted to get his hands on the lute.
Programmers
Programmer - A red-eyed, mumbling mammal capable of conversing with inanimate objects.
Snakes
What do you get if you cross a snake and a lego set?
A boa constructor.
Scottish
Why do bagpipers walk when they play?
They're trying to get away from the noise.
Blondes
Q: Why don't blondes eat Jello?
A: They can't figure out how to get two cups of water into those little packets.