Strategically place gems on the board to fuse them into new gems. Place the gems on the board in a well chosen location. If you connect 3 or more of the same type, they fuse into another gem. Ultimately they will fuse into a red bonus gem, which you can collect to buy a hammer in the shop! You will need to use it to smack a gem off the board that is in your way. How many levels can you get through when you play Gem Fusion?