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
An Australian study found that homework is of little to no academic value to students in elementary and junior high schools.
32
More than 50% of Americans fall asleep on their sides.
86
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
Standard paper cannot be folded in half more than 7 times.
232
It's impossible to sink in the Dead Sea without equipment!
72