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  • A person who creates or solves crosswords is known as a cruciverbalist.


  • More than 50 million people in the United States regularly play crosswords.


  • One of the earliest-known brainteaser enthusiasts was the Greek mathematician Archimedes. He devised mathematical problems for his peers to solve.


  • John Spilsbury, an Englishman, invented the jigsaw puzzle in 1767.


  • There is only one correct answer and 43 quintillion wrong ones to Rubik’s Cube, one of the most popular puzzles in history.


  • Sudoku was invented by an American architect, Howard Garns, in 1979 and published by Dell Magazines with the name “Number Place.” It became popular in Japan in 1986, after it was published by Nikoli and given the name Sudoku, abbreviated from a Japanese word that means “single number.” It became an international hit in 2005.


  • The game Scrabble is sold in 121 countries in 29 different language versions. More than 100 million sets have been sold worldwide. Scrabble is found in one out of every three American homes.


  • Cryptograms were originally created as a secret coding system for the Spartan military in fifth century CE. Julius Caesar invented the first substitution cipher, still known today as the Caesar cipher, in which the intelligible part of the message—the plaintext—is systematically substituted by other letters. 


2001 Colorado Blvd.
Denver, CO 80205

Open Everyday, except December 25
9 a.m. to 5 p.m.

July 20–January 6



Enter Mindbender Mansion, a quirky place full of puzzles, brainteasers, and interactive challenges that put minds of all ages to the test.


Fun Facts

A person who creates or solves crosswords is known as a cruciverbalist.

Fun Facts
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