You have to place random shapes consisting of different colored blocks inside of a rectangular field. Whenever there are four or more neighboring blocks of the same color, they will be removed and you gain back space in the gray field. Additionally, you earn point(s) for every removed block. Fours Puzzle,color matching game,block puzzle,brain training,logic puzzle,mind relaxation,spatial reasoning,puzzle game,tetris like game,mobile puzzle game,computer puzzle game,smartphone puzzle game,tablet puzzle game,color blocking,strategic puzzle,brain teaser,colorful puzzle,geometric puzzle