Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
Oak trees can live 200 or more years.
61
The glue on Israeli stamps is certified kosher.
67
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
A quarter has 119 grooves on its edge, a dime has one less groove!
34
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
No matter its size or thickness, no piece of paper can be folded in half more than 8 times.
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