Here are some randomly selected joke topics
Crash
NERVOUS PASSENGER: How often do planes of this type crash?
CAPTAIN: Only once, Madam.
Cannibals
First cannibal: What are you cooking for dinner?
Second cannibal: Shut up and get back in the oven.
Light
What is dark but made by light?
A shadow.
Abdominable
What is nine feet tall, has fur covering all its body, and never answers 'yes' to a question?
The abdominable no-man.
Chickens
Why did the chicken cross the road??
Too long to go around.....
Programming
If debugging is the process of removing bugs, then programming must be the process of putting them in.
Fired
Why did the human cannon ball consider himself a failure?
Because he was always being fired.
King
Why was it easy for the king to draw straight lines
Because he was the ruler.
Nose
How do you stop your nose running?
Hide its trainers.