Seasons
We are glad to introduce an absolutely new puzzle - Seasons! With this exciting game you can exercise your logic, intuition and boost your reaction like you've never done before! There are four seasons a year that come and go in a cycle. The game has the same "cycle" idea. ... So, whether you are looking for an unhurried brain challenge or a fast paced race of time, this exciting game is sure to make you immensely happy! ... Two game modes make the gameplay twice as attractive. ... The complexity of the game gradually increases as you move from one level to the other.
http://www.sugargames.com/files/seasons.exe - 3Mb - Download - Screenshot

Mega Brain Splashing 4
They came, they saw and they conquered. You are the last man alive; can you avenge humanity and bring an end to the murderous aliens in this furious mix of Gauntlet and Smash TV? Battle your way through 10 fast-paced and action-filled stages in your attempt to reach the alien queen. ... Replay the game as many times you want - it will be different each time! ... The stages are randomly generated and no two games will be alike. ... To your disposal you have many different weapons and power-ups.
http://www.karjasoft.com/files/mbs4/MBS4_1.0.exe - 5Mb - Download - Screenshot

Number Crunch
A number game of brains versus brawn! Become a whiz by trying to get the highest score. Crunch away all the numbers in the stage to reach the next level. Not good with numbers? After playing this game you won't be able to stop playing. Great for kids and fun for adults. ... A great new game similar to the classic game Number Munchers.
http://www.bluedojo.com/publisher/downloads/NumberCrunchSetup.exe - 3Mb - Download - Screenshot

All-Time Sudoku
All-Time Sudoku offers you a new version of the classical game Sudoku with detailed and considerable graphic. In the meantime Sudoku is one of the most popular puzzle games at all! The goal of the game is to place the number 1 to 9 into the fields of the board. ... In the first place the game requires logical thinking and is very suitable to train the capability of the brain. ... If you like the correct solution will be printed together with the puzzle. ... All-Time Sudoku includes 5 different symbols, 7 background musics and 5 background graphics.
http://www.gzwo.com/download/alltimesudoku_demo.exe - 8Mb - Download - Screenshot

Bomb3D
Brain-Twisting puzzle in 3D. Expect a real challenge as you try to conquer this fully 3D puzzle game. Similar in concept to good ol' Minesweeper, this time you'll have to navigate 3D game fields in which height, width and depth play a part. With four levels of difficulty, sound, music, load &... Fully revised to take advantage of your 3D capable display adapter.
http://www.i2d.com.au/cgi-bin/download.cgi?ref=pad&ver=1042 - 2Mb - Download - Screenshot

Simon Extreme
Simon has a brain, you either do what simon says or else you go down the drain. Simon Says slogan was from teh mid 80's and had kids all around the world playing simon says in real live. However Simon is a fun game. This is a FREE Simon game download, so be sure and tell your friends to stop on... We would like to thank those wo created original Simon game. ... The scores on this game allow you to play simon online against your friends. ... Download it for free now! ... If you are a Simon fan, you owe it to yourself to get this!
http://www.chunkypig.com/games/download/simon_extreme.exe - 901Kb - Download - Screenshot

Pharaoh`s Arrows
Accordingly to the ancient Egyptian prophecy, only one person in the whole world can solve the Pharaoh's Arrows Puzzle, thus preventing the end of the world. Pharaoh's Arrows is an exciting game based on many old and forgotten games. Each and every in the family will enjoy Pharaoh's Arrows game. ... Test your intellect and skill while deleting arrows! ... Pharaoh's Arrows is an excellent antidote for boredom; it will help you to relax after boring work. ... It is for those who want to puzzle brains with finding solutions to fascinating logical problems with arrows.
http://www.alawar.com/submit/PharaohsArrows.exe - 14Mb - Download - Screenshot

52-Pickup
52-Pickup is a single player card game played for points. Cards are thrown randomly onto a pile and the player's job is to remove the cards to form poker hands of straights or sets. Cards are removed to form two "tricks"; each trick can be used to uncover the cards needed by the other trick -... In-game help and tutorial makes learning quick and easy. ... The game offers out different pile layouts to challenge players plus score boards for each layout. ... $9. ... 95USD registration fee for unlimited play.
http://upwithabang.com/52Pickup/dl/install52.exe - 863Kb - Download - Screenshot

GAL-apagos
GAL-apagos is an addictive Arkanoid-style game with fun and colorful graphics and polished gameplay! The setting of the game is in the sunny Galapagos where you resque beautiful girls that have been captured by the Idols of the Temple. Game features: 24 stunning levels that will challenge your... Once you find out how much fun you have playing it, you can easily unlock the full game for just $19. ... 13 different bonuses each with amazing effects Master the game while having fun with the 8 levels on the Practice mode GAL-apagos is free for you to try out!
http://www.jollygoodgames.com/download/galapagos.exe - 5Mb - Download - Screenshot

KGB'secrets (MUCE)
KGB'secrets MultiUser Contest Edition. Self-development game KGB'secrets is based upon some of secret technologies. It will help you to develop your general attention, visual memory, multiple objects tracking, logics, visual processing speed, short term (working) memory, to increase your brain... You can learn the basic spy habits for some days, you just have to play three simple games (Statics, Transpositions, Flashes).
http://kgbsecrets.org/InstallKGBsecretsV13(MUCE).exe - 1Mb - Download - Screenshot