Why don't scientists trust atoms?

Because they make up everything!

Why did the stairs always get in trouble?

Because they were always up to something!

So I was at the beach with my kids, and we saw a guy selling shells. He had all sorts of shells, from big conch shells to tiny clam shells. My kid asked him how he managed to collect so many

and he said it was a shell of a job!

Why did the man get fired from the orange juice factory?

He couldn't concentrate.