Logic puzzles

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• 01 Advanced

  Warm-up: matching three

  8 problems · 12 min
• 02 Advanced

  Five in a row, middle places

  8 problems · 10 min
• 03 Advanced

  Ranking and matching

  8 problems · 12 min
• 04 Advanced

  Matching four, two categories

  8 problems · 15 min
• 05 Advanced

  Matching four

  8 problems · 15 min