Thinkfun Games Gravity Maze Falling Marble Logic Game

Close the circuit and light up the lights! These 60 challenging and clever challenges offer hours of electrical fun while also giving you a better understanding of how circuits work. Your challenge is to build a real circuit that lights up the LED beacons. Requires 3 AAA batteries (not included). Contents: 1 game board, 60 challenge cards with solutions (4 levels of play, from beginner to expert), game rules, and 17 playing pieces.