Break the stones on the road with your drill and stack them on your truck. Your drill can't break the stones? Don't worry, you can upgrade and strengthen your drill by going through the upgrade gates. There are many stones to collect on the way, don't forget to increase your capacity. You can make upgrades by collecting screws or upgrade your truck by going through the gates. Take the stones you collect to the factory at the end of the level and turn them into bricks. You can sell bricks or you can make money by constructing buildings. You can even rent or sell the buildings you've built. There are many ways to earn money in this game! You can upgrade and even paint your truck. It's a really fun and satisfying building game. Enjoy!