If you want to detach from your busy life, stress relief this colouring game might help you there. 4Spaces is an addictive puzzle game, it is based on applying Voronoi diagram and four colour theorem. The goal of the game is to fill up the cells with 4 different colours, until entire screen is coloured. Two Cells can not have same colour if they share a common border. 4Spaces may seem easy at first, but it quickly turns into an addicting, brain-twisting challenge. It has 12 unique levels - Hours of mind-bending fun!