Gem Puzzle - Very good and easy to play puzzle game on DOP5. To play the game , the player uses the mouse to drag and drop gem blocks onto the map, vertically or horizontally to break them and score points. The Puzzle Game will end if there is no space left on the screen for the puzzle. The goal is to drop blocks in order to create and destroy full lines on the screen both vertically and horizontally. Dont forget to keep the blocks from filling the screen in this addictive puzzle game. As a free simple strategy game, Block Puzzle Gem can improve your spatial skills while relieving stress!