Tap the blocks on the game board to removethem.If you tap on an area of contiguous colour,those blocks will be removed. The more blocks removedthe more points you will score.Beware! At the top of the gameboard, a row of new blocks is rotating and eventually this will drop downinto the gameboard, stacking up.When the gameboard is full, the game is over….NOTE: The lite version is restricted to a maximum score of 2000 points, and offers a limited number of power ups.Buy the pro version for the full on ION challenge!