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Math Quiz

Are you ready to have your math skills put through their paces? This entertaining and completely free quiz will put your arithmetic prowess to the test! The questions start off easy but get increasingly more challenging toward the end. Curious to see how well you score? Let's find out.

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Fact Lab

Black is believed to be a powerful color. We perceive people wearing black to have more gravitas, which is why official positions have black clothing. Black also works with every other color and often creates memorable contrasts.

Lightning is 5 times hotter than the sun. Lighting can reach temperatures of 30,000 kelvins (53,540 degrees Fahrenheit). Compare that to the surface of the sun, 6,000 kelvins (10,340 degrees Fahrenheit).

If you’ve played cards before and shuffled a deck, you’ve probably heard that satisfying ‘snap’ sound that they make. Most cards are laminated with plastic and players often believe that it’s this material that creates the sound. However, it’s actually the thin layers of glue that hold them together.

Fact Lab