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Learning has never been so easy! A multitude of courses, puzzles and lessons!
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Android app to learn Arabic from alphabet to texts
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Learn how to trap and how to avoid typical problems in more than 40 openings!
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Train your brain with classic sudoku number placement puzzle game
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Based on a textbook by a renowned chess trainer Sergey Ivashchenko
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Classic sudoku game for your smartphone and tablet.
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Based on best chess studies, especially chosen for their instructive value
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Fundamental course with 1500 puzzles for beginners raises your tactical level up
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Special set of 380 chess puzzles trains you how to survive in hopeless positions
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The course will be useful to all chess players employing the Sicilian Defense
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This course includes more than 4300 exercises on simple tactical methods
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If you are a beginner, you just have to learn how to defend your pieces!
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About 2600 games played by the legendary World Champion and 260 puzzles to solve
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3rd part of play methods analysis in middlegame - 550 lessons and 500 studies
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1000 high-quality puzzles for ELO 2000
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4th part of play methods analysis in middlegame - 560 lessons and 530 studies
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Sudoku classic is a logic-based, combinatorial number-placement puzzle game.
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2nd part of play methods analysis in middlegame - 500 lessons and 300 studies
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The course includes more than 1800 exercises for beginners
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The most sharp and deciding variations of the Open games
