1. Open the previous project. 🙂
2. When the player collects one collectible the score will increase.
3. Display the score on screen as text.
4. Add a new scene to the game.
5. Create a main menu in the new scene with a button which will open the game.

Bonus

1. The game will end when the score reaches the value of 5. The player will return to the main menu.
2. Add a minimap in the game.
3. Add a healthbar to the game.