The box is empty, and your job is to draw precisely a few lines with a limited amount of red paint to get the ball rolling into the box, so long as the balls reach a certain level, it can pass.
You can freely use your imagination, creativity, and try the best way to complete each level. There are 30 levels. As the level goes higher, it will be tougher to succeed. The level is in order from easy to hard. If you fail, you can replay that level until you pass.

Features:
1. Physical principle. Draw lines freely to complete levels.
2. Simple, smart and fun puzzles but be challenging
3. Chalk painting has a unique style.
4. Fun and relaxing theme that will make you stay for quite some time
5. 30 levels.