Klotski Puzzle

By Xah Lee. Date: .

Klotski

Klotski is a classic sliding block puzzle.

The goal is to slide the red block into the opposite end.

This puzzle is dicussed in Scientific American, March 1995 (Volume 272 Number 3 Pages 108-110), Mathematical Recreations by Ian Steward.

klotski puzzle B5Hpp
klotski puzzle B5Hpp

klotski puzzle

apple klotski puzzle c1993 PGcj8
klotski puzzle on Apple computer, ~1993.

Loyd's Lunacy

loyds lunacy
Loyd's Lunacy. loydsLunacy.sit.hqx Mac OS 9

Loyd's Lunacy is another block-sliding logic puzzle. The goal is to slide the large square from upper right corner to upper left. Author is Chip Moody. Written in 1990 but still works great under Mac OS X Classic in 2003. This program has a very funny “About” dialogue.

Dirty Dozen

dirty dozen
Dirty Dozen dirtyDozen.sit.hqx Mac OS 9

Dirty Dozen is a block-sliding logic puzzle. Writen by Nick Triantos in 1993 but still works under Mac OS X Classic in 2003.