This puzzle game has a "Easy to Learn - Hard to Master"-concept to it. Each level has a number of movable boxes, with different colors, within the playable area. Slide all boxes towards one of the six edges of the playable area to get three or more in a row. Boxes that are on a row will disappear and make it possible to continue. Planning and logical sense is required to make all boxes disappear and thereby clearing the level.
All the 120 levels are handcrafted and has a progressive difficulty curve. There are also special boxes