davextreme: puzzles

Showing posts with label puzzles. Show all posts

11 February 2009

Puzzles - XKCD Wiki

A few logic puzzles.

12 June 2008

Mystery on Fifth Avenue - NYTimes.com

Architect designs a puzzle into a house for the owners to find later. Don’t miss the slideshow.

22 November 2006

Rope burning logic problem

11 July 2006

Solve Sudoku (Without even thinking!)

This method not recommended when trying to improve one’s Brain Age.

20 April 2006

Wired News: Last Piece of the Puzzle?

The sculptor of the famous puzzle Kryptos on the CIA headquarters grounds has revelead a mistake in the puzzle that could lead to someone finally solving it.

17 April 2006

Official Google Blog: Can you crack the code?

12,358 logic puzzles.