MoonStar

Applet by LunaTic. It is a cross between tetris and columns (3 or more of the same colors disappear) with enhanced manouvrability. You can move blocks in all four directions.

Use your numpad keys as follows:
8 - UP
5 - DOWN
4 - LEFT
6 - RIGHT

If you have 3 or more of the same symbols on a row (horizontal, vertical, diagonal)
they will disapear and you will get points for it.