Buy now: £4.88
Ships from Hong Kong. Wood brain teaser toys with traditional Chinese culture and they are quite interesting. You can do it in one second, others may have an hour, or even a day also can't do it. Can you take it apart and put them back together again without losing your patience? Solutions not included. It will have you racking your brain for the solution. Easy to take apart and difficult to reassemble. Use your brain, exercise your patience, is unable to untie the knot, but as long as the master of the structure, is sure to solve.