Sudoku

Turn It On! is a collection of black boxes, where your task is to guess the mechanics behind. According to the played setting, you will use buttons, switches, wheels, knobs, handles, cogs, a handful of meters, displays, etc. You will need to recognize the machine's behavior and time your action wisely.

To solve a Sudoku puzzle, place a number into each cell so that each row, each column, and each small 3x3 box within the larger puzzle will contain every number from 1 to 9. In other words, no number may appear more than once in every row, column, or 3x3 box. The game is initialized with predefined numbers and the objective is to complete the puzzle with the missing numbers that will lead to the correct solution. The game features three levels of difficulty: Novice, Adept, and Master.

Sudoku is, obviously, a Sudoku game for CPC and Speccy. Players can select the grid size of 4x4, 6x6, 8x8, 9x9, 10x10 and 12x12, although 9x9 is default. Players then choose the difficulty. The object is to fill in each empty spot with a number of 1 to 9. On the 10x10 and 12x12 grids, the letters A and A to C are also used. Each horizontal row, vertical column and sub-grid can contain a number only once.

Sudoku Micro is a homebrew sudoku game for the Game Boy Advance.

Sudoku: NESWorld Edition is a homebrew sudoku game for the NES.

Super Sudoku is a homebrew sudoku game for SNES.

An unofficial homebrew version of Sudoku for the Sega Master System.

An unofficial homebrew version of Sudoku developed for the MSX.

A homebrew version of sudoku for the NES.

Sudoku 23 is a version of Sudoku that is playable on the NES.