The three green cubes in the sky are shrinking, leaving Jellaworld in darkness. you must perform the sacred ritual of the cubes to get them back to their full size. Push the jellies into a pair. after that happens, all jellies of that color implode. Over time, gray cubes will appear. these do nothing but block your way and dissapear after about 20 seconds. implode 200 jellies in each stage to win.