Color Block Gem, a casual game. Drag the color block to the right place, fill a line to eliminate, simple rules, quick to start. The picture is clean and fresh, comfortable to look at. No matter when you are free, you can open it and play for a while. levels, from easy to difficult, slowly play interesting. Simple operation, anyone can play. Download Color Block Gem and play it when you are free, it is relaxing and relieving your boredom!