Do You Know? Part I

Thomas Edison designed a helicopter that would work with gun-powder. It ended up blowing up and also blew up his factory.

The thumbnail grows the slowest, the middle nail grows the fastest.

If you fart constantly for 6 years and 9 months, enough gas is produced to create the energy of an atomic bomb.

Leonardo Da Vince invented the scissors.

The average person fall asleep in seven minutes.

Mexico City sinks about 10 inches a year.


Source: Compilation of different website and books based on my previous research. We back school days.