The Knight's tour is a traditional chess problem where a lone knight is placed on a chess board and must visit each square only once. You can play this perfectly simple free implementation created by u/psrwo on Reddit. The source code is at github. The knight is randomly placed at the outset.

I can't visit more than fifty-something squares, because I'm terrible at stuff like this.

The Red Bull Rubiks Cube World Cup was held November 17 in Moscow. Competitors squared off in four events: 33 Speed Cubing solving the Rubiks Cube as fast as possible; Fastest Hand a challenge that solves the Rubiks Cube with only one hand; Re-Scramble pits competitors trying to replicate a computer generated []

This is an anti-fascist puzzle made in occupied Netherlands circa 1940. Can you find the 5th pig? (Hint: Al Jaffee would have no problem finding it.) Solution [via r/interestingasfuck]

Pants//Off is a mobile escape room based on the concept that youre a secret agent who tried on cutting edge pants only to discover theyve been sabotaged and rigged to explode. Can you get them off within 10 minutes? After getting locked into the pants, the player has to solve all sorts of puzzles using []

If youre working with databases, youre working with SQL. Even in the changing world of the web, there are some classics that endure, and SQL (along with its database management system MySQL) is one of them. Millions of websites and databases have been built using SQL code as their foundation, and theyre still being built []

Do you know Python? If youre interested in any aspect of web development, data analytics or the Internet of Things, you should. Python is the computer language used to drive everything from that voice recognition software on your phone to the gaming apps you use to kill time. So yes, theres a market for those []

Eating pancakes and omelets? Super fun. Cleaning up afterward? Almost more trouble than its worth. Nothing makes us appreciate our mothers more than having to scrape the batter off those well-worn skillets and griddles, just like we never had to do after those magical Saturday morning breakfasts. Now, making those breakfast treats might just be []

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Chess: take the Knight's tour online - Boing Boing