Digit Position

Witness your growth with this progressive number observation puzzle! The scientific difficulty design allows each player to accumulate experience step by step, and clearly feel the improvement of observation, attention, and logical thinking abilities.
Starting from a simple grid, master the basic filling operations and color differentiation rules: identify fixed black numbers, fill in custom blue numbers, and correct incorrect pink cells. As you progress, the grid logic becomes more complex, forcing you to improve your observation depth and reasoning ability.
Every level of clearance is a solid step towards growth. You will gradually reduce errors, improve problem-solving speed, and develop a systematic habit of observation and reasoning. Zero pressure games ensure enjoyable growth without feeling discouraged.