1. The fattest knight at King Arthur's round table was Sir Cumference. He acquired his size from too much pi.
2. I thought I saw an eye doctor on an Alaskan island, but it turned out to be an optical Aleutian.
3. She was only a whiskey maker, but he loved her still.
4. A rubber band pistol was confiscated from algebra class, because it was a weapon of math disruption.
5. No matter how much you push the envelope, it'll still be stationery.
6. A dog gave birth to puppies near the road and was cited for littering.
7. A grenade thrown into a kitchen in France would result in Linoleum Blownapart.
8. Two silk worms had a race. They ended up in a tie.
9. A hole has been found in the nudist camp wall. The police are looking into it.
10. Time flies like an arrow. Fruit flies like a banana.
11. Atheism is a non-prophet organization.
12. Two hats were hanging on a hat rack in the hallway. One hat said to the other: 'You stay here; I'll go on a head.'
13. I wondered why the baseball kept getting bigger. Then it hit me.
14. A sign on the lawn at a drug rehab center said: 'Keep off the Grass.'
15. The midget fortune-teller who escaped from prison was a small medium at large.
16. The soldier who survived mustard gas and pepper spray is now a seasoned veteran.
17. A backward poet writes inverse.
18. In a democracy it's your vote that counts. In feudalism it's your count that votes.
19. When cannibals ate a missionary, they got a taste of religion.
20. If you jumped off the bridge in Paris, you'd be in Seine.
21. A vulture boards an airplane, carrying two dead raccoons. The stewardess looks at him and says, 'I'm sorry, sir, only one carrion allowed per
22. Two fish swim into a concrete wall. One turns to the other and says 'Dam!'
23. Two Eskimos sitting in a kayak were chilly, so they lit a fire in the craft. Unsurprisingly it sank, proving once again that you can't have your kayak and heat it too.
24. Two hydrogen atoms meet. One says, 'I've lost my electron.' The other says 'Are you sure?' The first replies, 'Yes, I'm positive.'
25. Did you hear about the Buddhist who refused Novocain during a root canal? His goal: transcend dental medication.
26. There was the person who sent ten puns to friends, with the hope that at least one of the puns would make them laugh. No pun in ten did.

In regards to # 1,I had a helper in the early 70's that was one of those H.S. seniors that would go to school half a day + work half a day.In those days of running duct work all we used was metal pipe + externally wrapped it. So when cutting the insulation to fit the pipe one needed to know the circumference of each size pipe.Every day this kid would ask me what size to cut the insulation. I told him,you're a senior in H.S. Don't you understand pi? He just grinned + said, 'Oh,I like pie." Seriously. Then not so much so concerning #19,you heard about the cannibal who passed his mother in law in the jungle.