Drag the rock into another one with the same number and color. After similar rock combine, rock color and number will be increased. Merge them into a bigger number! Play Stone Merge online at friv2013.com. You can play it in fullscreen to have fun with it. Stone Merge is a great Friv 2013 game to play with no cost.

Use Left Mouse button to Drag to match,

puzzle, casual, stone, brain, math..