Y&Y Star pack of 8 Brain Teaser Metal IQ Puzzle,IQ Toys, IQ Test Mind Game Toys Brain Teaser Metal Wire Puzzles Magic Trick Toy, Metal IQ Puzzle set 8 different shapes; Made of metal. Metal brain teaser condenses with traditional Chinese culture and they are quite interesting. Definitely a fun brain teaser that would be perfect for a little gift or as an add on gift. Challenging yet fun to play with. YYaaloa Brain Teaser Metal Wire Puzzles Magic Trick Toy IQ Test Mind Game Toys , Metal IQ Puzzle Set of 8 Intelligence game toy,Perfect for kids.Good for creative thinking and improve both your IQ & EQ,anyone can pick it up and play. It looks really nice if you're just looking for a simple brain teaser to entertain briefly, or a conversation piece, then you'll probably enjoy this.