List of Sudoku Logic Puzzles for Online Game Play

Soduku, originally called "Number Place", is a fun number puzzle with origins in a French puzzle from the late 19th century. Fill the squares of the puzzle grid so that the same number does not repeat itself in any row horizontally or vertically.

  • Play Sudoku Domino at GameDuell
    Online Sudoku Game Played Against Real Opponents
    - Slide numbered-tiles onto the board to solve the puzzle and get the highest point score. You can play in 2 to 5 player duels for fun and to practice the game. You play using Game Credits and if you win your duel, you win extra Credits. You can also play in cash tournaments with chances to win real money prizes! Deposit as little as $5 to begin playing for real or continue playing with Credits. You get 1,000 free Credits when you join.
    Eligibility Requirements: Open to legal residents of the United States, including the District of Columbia. 18 years of age or older Based on US laws, citizens of the following states are not allowed to become a MoneyPlayer and play for cash prizes: Alaska, Arizona, Arkansas, Connecticut, Delaware, Florida, Illinois, Iowa, Louisiana, Maryland, Missouri, Montana, South Carolina, South Dakota, Tennessee

  • Sudoku Quest
    Sudoku Facebook Game
    - Solve puzzles and move from level to level. Each puzzle is timed and features color-coded numbers to help you. The puzzles start out simple and as you progress on your quest they become increasingly more difficult, with larger number grids and less number hints. The game has a background adventure "Ninja" story that leads you on a journey through milestones and 50 islands, though it's really all about simply finding solutions for each puzzle! Fun stuff.

Fun Sudoku Number Puzzles
  • Sudoku from

  • A Magic Number Puzzle - A similar sort of puzzle to Sudoku that has been around for a number of years is the "Magic Number" square. In the puzzle featured here, circa 1941, you must leave the number 5 where it is, then rearrange the other numbers on the grid so all rows horizontally, vertically, and diagonally, add up to the sum of 15.
    Magic Number Puzzle

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