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40 challenges from tutorial to practically impossible Cool Circuits™ really does live up to its name. COOL!
Created by Harry L. Nelson and Hiroshi Yamamoto, this puzzle emphasizes spatial reasoning and abstract thinking.
Lay down a puzzle card, solve the challenge by making a loop, and watch the board light up!
Cool Circuits™ has 40 different challenges ranging from student to expert. Can you solve them all?
Comes with light up board, 8 fluorescent, 3-D puzzle pieces and 40 challenge cards.