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
Standard paper cannot be folded in half more than 7 times.
232
At the time of your birth, you were, for a few seconds, the youngest person on the planet.
30
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
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
63
Tsunamis ( tidal waves ) travel as fast as jet planes.
97
You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8