close up of sudoku game and yellow pencil
Palabras clave
sudoku,
game,
hobby,
intellect,
japan,
enigma,
logic,
mathematic,
closeup,
closeup,
crossword,
competition,
fader,
fad,
fun,
grid,
japanese,
leisure,
labyrinth,
newspaper,
number,
order,
pastime,
patience,
crayons,
problem,
puzzle,
slate,
solution,
solve,
square,
success,
time,
wooden