Welcome to the world of Postcards – an exciting in-game event on Sudoku.com!

Get ready for a thrilling adventure where every step brings you closer to completing a unique postcard collection. You'll need to progress through a series of levels, unlocking one fragment with each victory. Collect all the pieces, and your postcard will be complete!

Postcards are not just a test of logic and focus but also a chance to explore the world of Sudoku puzzles at your own pace. Here you decide the order in which to complete the levels within each postcard. To make it easier, each fragment has a color that shows its difficulty: green for easy levels, yellow for medium, and purple for the hardest ones.

At each new level, you will encounter fresh and exciting challenges, and completing all the postcards will be a true achievement! Are you ready to take on the challenge, progress from the first to the final postcard, and prove your mastery?

Dive into a fascinating Sudoku adventure, collect your postcards, and enjoy the game. Your journey begins now!