Metal brain teaser condenses 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.
If you play more, more research among them secret, can not only enhance your ability, can even become a supernatural g-star.
Mini size, 8 pieces included
Require patience
Develops creative thinking and problem solving skills
Full of challenge
Made of metal, age 6+