Play-Doh was first manufactured as a wallpaper cleaner.
122
In many countries, urine was used as a detergent for washing.
17
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
Bamboo plants can grow up to 36 inches in a day.
52
On average, a disposable diaper can hold up to 7 pounds of liquid.
22
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
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154