Create molecules to win this game. The molecule playing board is made up of one blue hex and six yellow - move the hexes and the dots (playing pieces) to form one of the molecules in your card hand. Game includes one blue hex, six yellow hex, five white and four black discs, 54 playing cards, and a rulebook. For two to four players, each starts with four cards and manipulates the dots and hexes to form a matching molecule. To add one more player, purchase the Expand Your Lab Game, which adds 66 new elements, nobel tokens, and additional special actions.