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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

An icon on the Las Vegas Strip is the Luxor Light Beam and it is now operating at only half-strength. It was first illuminated in 1993 and it still stands as the brightest beam on Earth - it’s said that the beacon is visible from as far as 100 miles away.

Here’s Jamin Warren on the game: “It’s created a kind of global arcade. Instead of a few kids looking over the shoulder of the hot-shot older brother or whatever, down at the mall, you have millions of people watching, and the person playing the game is a millionaire.”

Microscopes have contributed greatly to modern medicine. Before the development of the microscope, many believed that illnesses were caused by spirits or poisonous gases. The invention led researchers to identify bacteria and other microorganisms, leading to the development of effective and life-saving medicine.

Fact Lab