Game box element forming the lid of a game box or game board, associated game box

A board game box comprising:

• a tray adapted to contain board game equipment;
• and
• a game element forming a lid for said tray or game board;
• wherein the game element comprises:
• a central part comprising four sides;
• side parts each being connected to one side of the central part such that the side parts can switch from a first position to a second position:
• the first position being a position such that the game element is flat;
• and
• the second position being a position where the side parts are raised relative to the central part so that the game element forms a game board for a board game,
• wherein the game element further comprises a thickness,
• wherein the side parts are connected to the central part by first fold lines constituting fragile areas in the thickness of the game element, thus allowing raising of the side parts
• wherein the tray comprises a first container and a second container, the second container being disposed above the first container and is assembled with the first container so as to be movable relative to the first container in order to make the first container accessible;
• and
• wherein the second container is movably mounted relative to the first container by rods, at least one rod connecting the first container to the second container in order to allow deployment of the second storage area relative to the first storage area.