Ravensburger Thinkfun Circuit Maze

These 60 challenging and sophisticated assignments offer hours of electrical fun and at the same time give you more insight into the operation of electrical circuits. Your assignment is to build a real electrical circuit that makes the LED beacons light up. Contents: 1 game board, 60 assignment cards with solutions (4 game levels, from beginner to expert), game rules and 17 playing pieces. Works on 3 AA batteries (not included).