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Learn how to trap and how to avoid typical problems in more than 40 openings!
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Special set of 380 chess puzzles trains you how to survive in hopeless positions
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Second part of great course for club players with 400 lessons and 2200 exercises
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Theory and playing hooks in the most sharp and deciding variations of French Def
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4th part of play methods analysis in middlegame - 560 lessons and 530 studies
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The course includes more than 1800 exercises for beginners
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Opponent of Magnus Carlsen in the World Chess Championship in 2016
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Discover the universe with Alchemy Discovery and become greatest alchemist ever!
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Free 120 tsumego exercises! Let's form a habit to solve tsumego everyday!
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Quento is a delightful little math puzzler without ads that's fun for all ages!
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A colorful puzzle based on a classic japanese game.
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Reversi is easy to learn, but hard to master!!
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Chinese Chess - Pro version for both Western and Eastern player
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How does a p fall?
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Drop counters for a satisfying four in a line win!
