Brand new and high quality. Come with 7 sets different puzzle rings with different level of difficulty. Metal brain teaser condenses with traditional Chinese culture and they are quite interesting. Good for creative thinking and improve both your IQ & EQ. You soive the problem by yourself, then you will get achievement, but we still attach a diagram to satisfied with some people You will not joy and stimulate within you read the secret. Wehope you have ability to solve the secret. includes 16 Sets IQ Brain Teaser Toy
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