A quarter has 119 grooves on its edge, a dime has one less groove!
34
Caffeine boosts memory.
405
The original game of "Monopoly" was circular.
230
A jiffy is an actual unit of time for 1/100th of a second. Thus the saying, I will be there in a jiffy.
57
"Big Ben" in London isn't a tower, the bell inside the tower is called "Big Ben", the tower itself is called "The Elizabeth Tower".
18
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
7
The Pittsburgh Steelers were originally called the Pirates.
50