In trade, Aztecs used a system known by this term, from the French for "to exchange", using items like cacao beans.
What is barter?
Not alpha, but this Greek letter means cool or popular.
What is sigma?
Imagine being one of the first humans on earth, but this person decided to murder his brother.
Who is Cain?
Princess Bubblegum on this cartoon recruits Jake and Finn to deliver her legendary royal tarts.
What is Adventure Time?
When these party favours are activated, that snap you hear is a small glass tube of hydrogen peroxide breaking open.
What are glowsticks?
Often depicted as a jackal, Anubis was the God of this practice that took around 70 days to complete.
What is mummification?
In 2017, it took Twitter at least 6 seconds to shut down this video application.
What is Vine?
This many wise men or magi travelled to see child Jesus.
What is... we don't know?
The youths can't get knafeh chocolate bars with kadayif and pistachio cream named for this UAE city.
What is Dubai?
When lava cools quickly, it forms this type of volcanic glass that is usually black in colour.
What is obsidian?
In this year that ends in a zero, the Beatles call it quits and the Apollo 13 crew makes it safely back to earth.
What is 1970?
There's SAHG (Stay At Home Girlfriend) and this portmanteau word for a married woman who stays in the home and posts online about it.
What is a tradwife?
The book of this prophet contains his visions, including the famous vision of a valley full of dry bones coming to life.
Who is Ezekiel?
A few years ago, people in Tokyo voted this instant dish the greatest Japanese invention of the 20th century.
What is ramen?
Mix water and corn-starch to make oobleck, one of these negatively named types of fluid with both liquid and solid properties.
What is non-Newtonian fluid?
The heaviest and largest recruit of this war was Lizzie the Elephant, she was used to cart scrap metal, machinery and munitions around the city to aid the war effort.
What is WWI?
Before wishing 19.6 million fans a "Good Mythical Morning", this duo was in a rock band called The Wax Paper Dogz.
Who are Rhett and Link?
This city is where Lot escaped to at the destruction of Sodom.
What is Zoar?
Shakshuka is a one pan dish in which the eggs are cooked this way, which also means "stolen" in another sense.
What is poached?
It's hibernation, but in summer.
What is estivation?
In 1967, this Balkan nation was declared the world's first atheist state.
What is Albania?
I wonder if Claude and Gemini are all up in the DMs of this faux actress dubbed "Hollywood's First AI Actress".
Who is Tilly Norwood?
This Old Testament Book was without explicitly mentioning the name of God.
What is Esther?
These "nutty" cookies for dessert are known as the Chinese national cookie and is one of the intangible cultural heritage of Macau.
What are almond cookies?
A brilliant mathematician, she wrote the program for Charles Babbage's early computer prototype.
Who is Ada Lovelace?