There are about 60 000 characters in the mandarin language. A very literate person will know 20 000. The average person from 5 000 to 10 000. If uneducated, around 3 000.
The airspeed velocity of an unladen swallow (European) is 11m/s or 24mph
The odds of you finding a gold nugget in a day are 0.00000784% on average
Teenagers’ ribcages aren’t fully formed. If you get a stabbing pain in your lower side, it means the unformed cartilage moved and hit a nerve. If this happens to you, try not to breathe heavily as it irritates it more.
An open-face peanut butter sandwich, when dropped, will alway land peanut butter-side down.