Ravensburger Thinkfun Circuit Maze

These 60 challenging and cleverly designed challenges offer hours of electrical playtime fun while simultaneously giving you more insight into the workings of electrical circuits. Your mission is to build a real circuit that lights up the LED beacons. Contents: 1 game board, 60 challenge cards with solutions (4 game levels, from beginner to expert), game rules, and 17 game pieces. Requires 3 AA batteries (not included).