Input six number from 1 to 6 to a square with size of 6*6, and avoid repeating number either in each line or each column
There are some function keys on the Game Board of such Mini Apple Green Digital SUDOKU Game Player
On/OFF: power switch of the Digital SUDOKU Game Keyring Game Player
Start/C: entering the choosing mode, start game or solve game
Clear/help: Delete number or game clue
Reset: entering or quit the number input mode
Left: moving cursor left
Right: moving cursor right
UP: moving cursor up or increasing the number
Down: moving cursor down or decreasing number
Sound: turn the sound on/off
Pause: game pause
Size of the Mini Game Toy Game Board kit: 80 x 55 x 15mm (L*W*D) approx.
Weight: 62g
