Sudoku Logic Journey

make me a sudoku game.
Here’s a clean, ready-to-use set of 20 Sudoku levels that gradually increase in difficulty. You can use this as level design, progression text, or in-game descriptions.

🧩 Sudoku Level Progression (1–20)
🟢 Easy (Levels 1–7)

Focus: basic logic, no guessing required.

Getting Started – Mostly filled grid, simple singles.
First Steps – Slightly fewer clues, still very direct.
Easy Flow – Introduces row/column scanning.
Simple Logic – Hidden singles appear.
Steady Progress – Requires checking 3×3 boxes carefully.
Pattern Spotting – Easy pairs begin to show.
Confidence Builder – Combines all basic techniques.
🟡 Medium (Levels 8–14)

Focus: deeper logic, pattern recognition.

New Challenge – Fewer starting numbers.
Think Ahead – Requires planning moves.
Hidden Clues – Hidden pairs introduced.
Cross Checking – Combine row/column/box logic.
Narrowing Down – Candidate elimination matters.
Logic Layers – Multiple-step deductions.
No Guessing Yet – Still solvable purely by logic, but tighter.
🟠 Hard (Levels 15–18)

Focus: advanced strategies.

Tricky Patterns – Naked triples appear.
Deep Focus – Requires careful candidate tracking.
Advanced Thinking – X-Wing or similar patterns.
Almost There – Minimal clues, long solving chains.
🔴 Expert (Levels 19–20)

Focus: very challenging, near-minimal clues.

Expert Grid – Requires multiple advanced techniques.
Master Challenge – Very sparse, complex logic, high difficulty.
💡 Optional Add-ons for Your Game

If you want to make it feel more “mobile game ready”:

⭐ Star rating per level (1–5 stars)
⏱️ Time targets (e.g., “Complete under 5 minutes”)
💡 Hints system (limited per level)
🔓 Unlock system (finish level to unlock next)
🎯 Achievements (e.g., “No mistakes run”)