Websites:
* Sudoku.com: Offers a wide variety of Sudoku puzzles with different difficulty levels, along with a timer and solver.
* Web Sudoku: Provides daily Sudoku puzzles with various difficulty levels, as well as the ability to create custom puzzles.
* Sudoku-Online.net: Features a wide range of free Sudoku puzzles, including classic, diagonal, and killer Sudoku.
* Mensah Sudoku: Offers Sudoku puzzles with different difficulty levels and the option to print them.
* BrainBashers: Provides a selection of free Sudoku puzzles, along with other brain teasers and logic puzzles.
Apps:
* Sudoku.com App: Offers a user-friendly interface with daily Sudoku puzzles, difficulty settings, and a solver.
* Sudoku by Easybrain: A popular app with a variety of Sudoku puzzles, difficulty levels, and a progress tracker.
* Sudoku King: Features daily Sudoku puzzles, difficulty levels, and a solver.
* Sudoku Classic: A simple and straightforward app with a range of Sudoku puzzles.
* Sudoku - Free Sudoku Puzzles: Offers a variety of free Sudoku puzzles with difficulty settings and a solver.
Other Resources:
* Newspapers and Magazines: Many newspapers and magazines include Sudoku puzzles in their print and online editions.
* Sudoku Books: You can find numerous books with Sudoku puzzles, often categorized by difficulty level.
Tips for Finding Free Sudoku Puzzles:
* Search for "free Sudoku puzzles" online: This will lead you to various websites and apps offering free Sudoku puzzles.
* Check out puzzle-specific websites and apps: Websites and apps dedicated to puzzles, like those listed above, often offer free Sudoku puzzles.
* Look for free Sudoku resources within other websites: Some websites, such as those focused on logic puzzles or brain teasers, might include free Sudoku puzzles as part of their offerings.
No matter your preference, you're sure to find plenty of free Sudoku puzzles to challenge your mind and keep you entertained.