Why don't scientists trust atoms?
Because they make up everything!
How does a penguin build its house?
Igloos it together!
Why did the scarecrow win an award?
Because he was outstanding in his field!
What do you call fake spaghetti?
An impasta!
What do you call a dinosaur with an extensive vocabulary?
A thesaurus!
Why did the tomato turn red?
Because it saw the salad dressing!
What do you call a bear with no teeth?
A gummy bear!
What's orange and sounds like a parrot?
A carrot!
I told my wife she was drawing her eyebrows too high. She looked surprised.
I would tell you a construction joke, but I'm still working on it.