American car horns beep in the tone of F.
66
No piece of square dry paper can be folded more than 7 times in half!
26
When glass breaks, the cracks move faster than 3,000 miles per hour.
47
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
‘Tree shaping’ is the art of growing trees and roots into things like bridges, chairs, “people trees”, ladders, fences, jungle gyms, tunnels, and, theoretically, could even be used to grow homes.
3
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
An Australian study found that homework is of little to no academic value to students in elementary and junior high schools.
32