1. Start by downloading the Fun Tunnel app from the App Store or Google Play.
2. Open the app and select your desired level. THere are three levels of DIFFiculty: Easy, Medium, and Hard.
3. Once you have selected your level, you will be presented with a Tunnel filled with Obstacles. Your Goal is to navigate your way through the Tunnel without crashing into any of the Obstacles.
4. Use the left and right Arrow keys to move your character through the Tunnel.
5. Try to collect as many coins as you can while you make your way through the Tunnel.
6. If you crash into an Obstacle, you will lose one life. If you lose all your lives, the game is over.
7. Try to make it to the end of the Tunnel without crashing and you will be rewarded with coins and a higher score.