The original game of "Monopoly" was circular.
230
A typical lead pencil can draw a line that is 35 miles long.
158
There was once an undersea post office in the Bahamas.
241
Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
The largest diamond ever found was an astounding 3,106 carats!
99
You can immediately cool down a car that has been sitting under the sun by rolling down the window on one side and opening-closing the door on the other side 5-6 times.
23
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240