EMMentor Algebra Inequalities short 

Interactive problem solving software offers 11667 algebraic inequalities, a variety of appropriate techniques to solve problems and a unique system of performance analysis with methodical feedback
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PuzzLex 

Crossword Solver. PuzzLex will help you to solve a wide range of word-based puzzles, such as crosswords, incomplete words, anagrams, multiple-word anagrams, and Countdown. Includes over 280,000 word database and over 100,000 definitions
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Crossword FillIns 

The Classic crossword fill in puzzle comes to the computer. Crossword FillIns let's you solve and print fill-in puzzles. Download a free copy of the shareware version today.
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JigSaw Maverick 

Play and solve jigsaw puzzles using realistic puzzle pieces. Fun for all ages and skill levels. Use the pictures supplied with the game, or turn your favorite picture or photo file into a jigsaw puzzle.
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Cubology 

The exciting arcade/puzzle game featuring true 3D game play. Clear incoming mineral cubes in the hectic arcade mode. Solve problem levels in the challenging puzzle mode. 100 unique 3D levels. More available online. Atmospheric DirectX visuals.
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Diamonds system 

The goal of the game is to solve the puzzle in such a way that there should be a possibility to collect all colored diamonds in the certain order on the level.
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