Directory: Top/Games/Puzzles/Brain

Top / Games / Puzzles / Brain_Teasers / Mathematical /

Leisure Ideas: Puzzles
Some mathematical puzzles with answers and/or a hint.
http://www.leisureideas.com/logic%20puzzles.htm
Leisureideas.com ~ Site Info Whois Trace Route RBL Check

CellFighter
Shareware game based around an extension of the game of life.
http://www.cellfighter.com/conways-life-download.html
Cellfighter.com ~ Site Info Whois Trace Route RBL Check

Kakuro-san
Providing graded Kakuro puzzles every day, plus old puzzles.
http://www.kakurosan.com
Kakurosan.com ~ Site Info Whois Trace Route RBL Check

IBM Research: Ponder This
Monthly logic and math puzzles set by IBM researchers with solutions.
http://domino.research.ibm.com/Comm/wwwr_ponder.nsf/pages/index.html
Ibm.com ~ Site Info Whois Trace Route RBL Check

Two Envelope Paradox - Solution
Claims that the two envelope paradox comes from the incorrect use of probabilities.
http://homepages.inf.ed.ac.uk/amos/doubleswapsoln.html
Ed.ac.uk ~ Site Info Whois Trace Route RBL Check