It is not as original as TeenTris but it`s free with nice graphics and sounds. It is relatively small - less then 100K after installation.
Tap on the colored brick to move it. Connect bricks with the same color to destroy them. You can also push brick out of the field.
Shipwreck is an addictive new puzzle-arcade game with brilliant graphics and fantastic music. Shoot across the board in two dimensions, blasting the oncoming walls of reefs.