This 3D game board has three parts: a target board inset in the box with various landing spots for marbles marked by color; a raised cardboard pyramid set in the middle; and a tower that covers the pyramid.

Mechanism

Target Shooting

Rules

Players drop marbles down the tower and aim to have marbles of their color stop in holes of matching color. The player with the most successful landings wins (single round or an agreed number of rounds). Cumulative score is marked with wooden pegs on the sides of the tower.