Sunflower pairing

- **Home screen**: 4 buttons - **1. Start Game** – Start a new round - **2. Game Difficulty** – Easy (6 pairs), Medium (8 pairs), Hard (10 pairs) - **3. Game Introduction** – How to play - **4. Game Score** – History of moves, time, and pairs - **Gameplay** - Grid of face-down cards; tap to flip and see a plant emoji - Match pairs; matched cards stay face up. Non-matches flip back after a short delay. - Moves counter and timer. Win when all pairs are matched; score is saved.