In case you got some time to kill, or simply prefer to ‘productively’ kill your office hours, than here you go: five very popular, mind-challenging and fairly addictive games on the web.
(1) Desktop Tower Defence - highly addictive, challenging and very popular puzzle/strategy game where you have to protect your desktop from creeps (invaders) by building a labyrinth-like maze along with firing towers on the walls. Finding the right places for the firing towers is the main key here.

(2) Bloxorz - not as fast-paced and intense as Desktop but no less challenging, accompanied by excellent graphics and sounds. The aim here is to get the brick-like block to fall into the square hole at the end of each maze. There are 33 stage to complete.

(3) WebSudoku - thousands of web-based classic Sudoku puzzles for any level from beginner to expert.
(4) kdice - live turn-based multi-player strategy game. The goal of the game is to conquer all of the territories owned by other users. Read more on Kdice on Wikipedia.

(5) CDX - realistic flash-based mystery game. The main character Adam (you) is suffering from amnesia. You have to solve various tasks to get to the next task. Tasks range from deciphering codes, withstanding interrogation, to solving mazes in Rome. 4 level game.

(6) Additional Stuff
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Filed Under: Games ¦ Lists of tools
Tags: fun, Games, office worker
Thanks for the sudoku site! I found this site very helpful when I was learning how to play sudoku. I’m not sure if you’re interested in watching how to videos, but these are great for beginners.
I find it helpful while I play. This is great to known all info at point. Actually I find is a logic-based number-placement puzzle. Now I like to Play this fantastic puzzle game that is taking the world by storm!! Thanks a lot…