Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
In many countries, urine was used as a detergent for washing.
17
There are 293 ways to make change for a dollar.
148
The small pocket in the larger pocket of your jeans was designed for pocket watches.
11
The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
56
The average cough comes out of your mouth at 60 miles per hour.
126
It is impossible to hum if your nose is plugged.
366
Sudbury Valley School allows students to do whatever they want; no curriculum, tests, homework, or even classes unless requested. 82% of students get accepted to college, as opposed to the 63% national public school average.
21