Polarium is a puzzle game developed by Mitchell Corporation and published by Nintendo for the Nintendo DS. It was a launch title in Japan, Europe and China. In the game, players use a stylus to draw lines on the DS's touch screen, flipping black and white tiles to clear puzzles. Gameplay. Select tiles by drawing lines over them with the stylus. Selected tiles will flip from black to white or vice versa. In the standard Tetris-like challenge mode, players must make room for falling tiles by clearing rows as they pile up on the bottom screen.
https://en.wikipedia.org/wiki/Polarium