Flags of the World
Welcome to our Flags of the World quiz where you can test your knowledge about flags stemming from almost every continent. These 15 questions will challenge you by asking whether you know which flag represents which country — and what you know about the details of the flags themselves.
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Want to get your brain ready for the next challenge, or crush the competition at your next family game night? Then check out our latest picks on nature’s clever tricks, mind-boggling inventions, amazing science facts, and other fun discoveries. Level up your gameplay, impress your friends, and have a blast learning new things!
Fact Lab
In 1995, a bank robber was arrested after having been identified from surveillance tapes. He hadn't worn a mask but covered his face in lemon juice instead, believing this would render him invisible to CCTV cameras. He based his belief on the fact that lemon juice is used as invisible ink.
In medieval times, beeswax candles were a commodity only the rich could afford. The general population had to make do with candles made from tallow. When lit, the stench they produced was so insufferable that several European cities banned their use.
Science can be quite crazy: There is a hypothesis that all electrons in the universe are actually the exact same particle that is moving forwards and backwards through time! Aptly called the "One-electron Universe Postulate", it further suggests that when the electron moves backwards, it becomes the positron, or rather, all positrons.