Match three - tetris type game. You have to rotate the elements and switch the colors in order to place 3 or more of the same type in a row, column or diagonally.
Instructions:
SPACE - rotate the element
UpArrowKey - switch colors
LeftArrowKey - move element left
RightArrowKey - move element right
DownArrowKey - speed up the falling element
There are special caps that can help you destroy a whole row or a column. Try to pass through as much levels as you can and reach the highest score.