News for hackers. Stuff that matters.
Re:Show HN: Solving Rush Hour, the 6x6 Sliding Block Puzzle by hcs on Wednesday July 11, 2018 @10:57PM (#17511852)
I wonder if this is the article you're thinking of:

https://web.archive.org/web/20100221131225/http://www.thinkf...

(The text of the article is only visible at the very bottom of the page for some reason)

Re:Show HN: Solving Rush Hour, the 6x6 Sliding Block Puzzle by jsnell on Thursday July 12, 2018 @02:46AM (#17512674)
That's it, thanks! (And to romellem for the link with a working layout and images.)
Re:Show HN: Solving Rush Hour, the 6x6 Sliding Block Puzzle by fogleman on Thursday July 12, 2018 @12:13AM (#17512141)
Awesome find, thanks! Wonder if I can find this Mark Engelberg fellow...
Re:Show HN: Solving Rush Hour, the 6x6 Sliding Block Puzzle by hcs on Thursday July 12, 2018 @01:25AM (#17512358)
He also made an original game with ThinkFun: Code Master, which does some fun stuff with state machines:

https://www.thinkfun.com/products/code-master/