Welcome to The Grid. It has some challenges for you. Check its rules carefully and dive into this beautiful puzzle world!
1. Merge. Discs with similar color merge on collision and dissapear after critical size is reached.
2. Push. Same sized discs can be pushed using different color.
3. Turn. At each merge point disc can change its direction.
4. Clear. Clear all the discs and pass the challenge!
Use this basic moves to solve hundred of puzzles. Early levels will teach you strategy of The Grid in order to face the challenge at later ones. Those puzzles really require some time to think on!
Also you can chill out at Chaos levels with some randomly generated layouts.