Smart Four Pieces Replacement
Limited-Time Early Bird Price
Quantity:
Included 8 black pieces and 8 white pieces
Frequently Asked Questions
Make sure you place the correct number and tap to confirm.
Check the puzzle screen, if the pixel flashes to report error, that means the corresponding cell should have been filled with number piece, which was taken away accidentally.
It's possible that some cells were not tapped after being placed. Please check the completion progress of the puzzle screen, re-tap to fill in the empty/ unlit pixel.
Early Bird Deal
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How to play Smart Sudoku
