I thought it would be fun for everyone to post any random facts they know (or something you Googled or whatever). It can be about anything as long as it's HP-appropriate. One player posts one fact. I'll start:

The Icelandic word for computer is tölva. It was coined in the '60s and is a combination of the words tala (to count) and völva (prophetess).

There are approx 847,000 horses in the UK.

 A skunk's smell can be detected by a human a mile away.

The Palais Idéal in France is built entirely of stones a postman named Ferdinand Cheval picked up on his mail route.

John Steinbeck was born in California in 1902. 

Cows moo with accents depending on their regions.

The titans in Attack on Titan are based on drunk people.

Japan has 23 vending machines per person

There are 118 ridges around the edge of a Roosevelt dime, 119 ridges around the edge of a quarter, and 150 ridges around the edge of a Kennedy half dollar.

Putting sugar in a cut heals it faster

Competitive art used to be in the Olympics 

Penguins fly underwater

The Pokémon Rhydon was the first to ever be created.

A jiffy is 1/100th of a second

A newborn giant panda is about the size of a stick of butter.

Iceland has no mosquitoes

In ballet, the move of picking up an extended, pointed foot in front, bringing it to the ankle and stretching it out again is called pas de cheval or literally "step of the horse" as it mimics a high stepping horse's walk.

Long before rap battles, there was "flyting": the exchange of witty, insulting verses. The verbal throwdowns were popular in England and Scotland from the 5th to 16th centuries.

• German Chocolate Cake is named after an American baker by the name of Samuel German.

Continental plates drift as fast as fingernails grow

countershading and dorsal stripes are often mistaken for one another