Happy Sudoku-Logical Training for PC

Sudoku puzzles for kids and adults!
Train your brain and logic!
No annoying ads! Join the fun with friends and family of all ages!
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Step into the world of this math logic game that has captivated minds for over 300 years. Sharpen your observation skills and unleash your logical thinking to solve puzzles by filling in the missing numbers. Remember, each number is exclusive in every row, column, and box.

◇ Features:
1) Dive into the action with four-box, six-box, and nine-box varieties. Start from your favorite stage!
2) Explore progressive levels with over 300 thrilling puzzles and 170+ engaging exercises.
3) Immerse yourself in stunning graphics that ditch the old black and white design. Prepare for a Sudoku experience like no other!
4) Unlock achievements and meet adorable animals as witnesses to your journey towards mastery.

◇ Functions:
1) Unleash the power of our hint algorithm to guide you through each step, allowing you to strengthen your skills along the way.
2) Easily mark or eliminate candidates and freely record your thinking process
3) Automatically save, if you leave an unfinished puzzle in the middle, the progress will be saved and you can continue at any time
4) Unlimited undo, convenient to try different solutions
5) Easy-to-understand graphic tutorials and exercises
6) Statistical function to record your growth
7) More puzzles and will be updated continuously