| Tangram |
| Excellent put-together puzzle game for coffee breaks. 1000 best Tangram puzzles. |
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| Black Belt Sudoku |
 A Free Sudoku game for the PC with 567 puzzles that saves progress. |
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| Eidetic game |
 Close your eyes and recall the picture. |
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| 5 Star Word Engine Freeware |
 Build the longest possible word from a randomly selected set of letters. |
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| Moraff CyberMind |
| Guess the sequense of the pieces, concentration helps. |
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