Turning to the playing field of the online Color Blocks game, you will be faced with the task of filling out a full vertical or horizontal line so that it disappears. The whole difficulty is that the figures cannot be rotated. And they are issued immediately in three pieces, and until you use them up, you will not be able to see the next set. Color Blocks, online puzzle game, logic puzzle, matching game, color matching, brain game, puzzle game, mobile puzzle, free online game, color matching challenge, spatial reasoning, problem solving, online game, addictive puzzle, vertical lines, horizontal lines, color strategy, brain training