Play-Doh was first manufactured as a wallpaper cleaner.
122
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
A sneeze travels out your mouth at over 100 m.p.h.!
29
The key to happiness is spending your money on experiences rather than possessions, according to studies.
21
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 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Water is actually naturally blue.
48
Dartboards are made out of horsehairs.
129