Infinite Jigsaw Puzzle
Jigsaw playing has never been so cool! The game will bring you lots of fun and pleasure completing hundreds of stunning jigsaw puzzles. Test your eye for tons of picture sets and a varying number of pieces for you to select. You can choose any level of difficulty, from a quick and simple puzzle... Besides that, you can enter your own digital pictures of friends and family as puzzles!
http://www.alawar.com/submit/InfiniteJigsawPuzzle.exe - 9Mb - Download - Screenshot

Enigmacross
Enigmacross is a professional acrostic puzzle development application. Use it to construct real acrostics just like the kind which appear in newspapers and magazines. With Enigmacross's many features, routine tasks and errors are eliminated, leaving you to concentrate on creating entertaining... Quotebank is an acrostic quotation database manager with which you can group any number of quotations into collections for quick browsing, comparison, searching, duplicating and dozens of other uses. ... You can generate puzzles as Adobe PDF files for distribution among other computer platforms,...
http://crossdown.fileburst.com/EnigmacrossDemoSetup.msi - 1Mb - Download - Screenshot

Logic Squares for Pocket PCs
Logic Squares brings traditional word logic puzzles/problems to the Pocket PC. The object of Logic Squares is to determine the location of 9 colors in a 3 x 3 grid by reading and then interpreting the clues. Game features include an unlimited number of computer generated puzzles, three levels of... 0. ... The program includes setup and uninstall programs, help file and support for all Pocket PCs with Windows CE 3.
http://www.puzzlexpress.com/ExeFiles/squarest.exe - 2Mb - Download - Screenshot

Crickler
Cricklers are a new type of word puzzle - a total re-invention of the crossword puzzle for the computer age. Traditional crossword puzzles are incredibly successful but they have several serious drawbacks: (1) They are difficult to construct, (2) Most words are short and often silly -- chosen... Cricklers use upper and lower case correctly and can handle numbers, symbols, and accented letters. ... You can see which letters are vowels, and you get a reassuring sound when you complete a clue correctly.
http://crickler.com/crickler.exe - 74Kb - 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. ... At the beginning the puzzles will be generated subject to the degree of difficulty (level). ... You can print every puzzle and you can solve it in traditional way with pencil and eraser. ... If you like the correct solution will be printed together with the puzzle.
http://www.gzwo.com/download/alltimesudoku_demo.exe - 8Mb - Download - Screenshot

Griddlers Deluxe
Griddlers Deluxe is a high-quality logic game for puzzle lovers. The game is based on the famous and very cool Japanese logic puzzles - griddlers (nonograms). To play this puzzle is as simple as black and white, yet the game play is challenging and deductive. ... You can solve black-and-white or colored puzzles or hide your own image in the puzzle for others to solve. ... What's more, you can print and solve your chosen puzzle on paper. ... Apart from that, hundreds of griddlers are available on the game's website, thus playing Griddlers Deluxe now becomes the ultimate pleasure.
http://www.puzzlehome.com/download/griddlers_setup.exe - 2Mb - Download - Screenshot

Word Link
Word Link is an interesting variation of a word search puzzle. The objective of the game is to find as many words as possible from a letter grid. Improve your vocabulary by forming words from given letters by linking them. Only adjacent letters can be linked to form 3 letter to 7 letter words. ... Try to find all words taking your own time, or in arcade mode you can go through 10 levels of increasingly difficult puzzles. ... Word Link features a never ending supply of word link puzzles, and the ability to save un-finished games to play later.
http://www.yoogi.com/demodwn/wlink_setup_v1.exe - 2Mb - Download - Screenshot

BigMosaic
BigMosaic is a logic game similar to jigsaw puzzles. The goal is to make up two mosaic pictures from rectangular two-sided tiles. You can rotate tiles, turn them upside down and change over any two tiles. You are able to assemble both pictures separately or mix their tiles to make a task more... The tiles size and shape depend on your wish (number of tiles is up to 1600). ... After registration, you will gain access to more than 90 puzzles made of professional photos or famous paintings. ... Also you will get the MosMake utility for making your own puzzles.
http://www.lenagames.com/mosaic30.exe - 2Mb - Download - Screenshot

15(Fifteen)
15 (Fifteen) is a sequential movement puzzle made up of 15 consecutively numbered sliding blocks, all placed in a square tray large enough to hold 16 blocks. After the pieces are scrambled, the solver has to restore the blocks to the original order. You may make the game easier by lowering the... This sliding-piece puzzle is a real challenge, so put your brain to work and prove how smart you really are. ... You may also insert a picture into the puzzle.
http://www.deaddybear.com/files/fifteen.exe - 0b - Download - Screenshot

Analytical Sudoku
Analytical Sudoku assists you in solving Sudoku-type games by methodically eliminating the unavailable numbers, thus uncluttering the field to allow you to think about really solving the puzzle. It is very easy to use and comes with full instructions, and three demo puzzles.
http://www.analyticalsudoku.com/downloads/AnalyticalSudokufree.exe - 567Kb - Download - Screenshot