This is the nicest wooden Sudoku board game that we have seen. The wood board is beautifully finished with pull-out drawers and comes with 2 sided playing pieces. Players can't resist this addictive strategy challenge, and now we've made it even easier for the whole family to enjoy. This game can be played individually, competitively, as well as in a group setting. Sudoku is recommended by many teachers as an exercise in logical reasoning. Every puzzle has a single, unique solution. For ages 8 and up. WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.