How to Play

1. **Open the Game**  

2. **Login**  

   - Enter a numeric-only username (numbers only, no letters or symbols).  

   - Click "Login" to start the game.

3. **Game Flow / Alur Permainan**

   - **Main Menu → Login → Intro Adventure**  

   - **Intro Adventure → Materi (Lesson)**  

     - After reading the lesson, the game asks: *“Do you understand this material?”*  

       - **If “No”** → proceed directly to Adventure.  

       - **If “Yes”** → proceed to Pretest → Adventure → Quiz.  

   - **Adventure → Quiz → Next Lesson / Quiz**  

     - This loop continues until **Quiz 5 (final quiz)**.  

   - **Achievement System**  

     - Players can view unlocked achievements anytime in the **Achievement scene**.

4. **Gameplay Tips**  

   - Use numeric inputs only for login.  

   - Follow instructions in each scene to progress.  

   - Check the **Achievement scene** to track unlocked milestones.