Get out of trouble 7 sets of iron lock traditional Toy

Name: Get out of trouble seven sets of iron lock

Specifications: Length 18.5cm Width 13.5cm

solution of Cyclic educational toys, mysterious areas of nine comic is mathematics, is the topology, there is a pattern, through nine had a chain solutions, using logical reasoning, found himself the law is undoubtedly a fun, nine in the solution process chain Also co-own intelligence can be improved, while perhaps more important is the improvement of emotional intelligence, nine master not only the chain need intelligence, but also good psychological quality, patient, careful, self-confidence!

If you play more and more thought, more of them secret, not only can enhance your patience, confidence, courage, reverse thinking, Even to be an extraordinary Mastermind. Hands and brain, develop your intelligence and imagination!