Welcome to GJΖQPRΟ.
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This is an educational app that exercises your eyesight and focus! In the app, you need to find the only block with a color difference in the upper and lower grids. Each correct click earns a point, and each mistake ends the app! As the score increases, the size of the grids gradually increases, and the difficulty of the challenge continues to increase. The game supports grids up to 8x8, challenging you to test your observation and reaction speed! Suitable for all ages, its both fun and educational, keeping your brain sharp! Come and try it now!