Brain Teaser Puzzle Wooden Threading Rope Loop Puzzle Luban Lock Brain Teaser Game mature-themed Kids Toy Puzzles for mature-themeds (16)

Features: ?The puzzles look simple but contain lots of mysteries. They are easy to disassemble but difficult to assemble. ?Train brains.It can make your brain sharper develop intelligence Challenge your mind and patience. ?Have parties.Take this set of brain teaser to share with your friends families or colleagues. ?These puzzles can get children away from phones or other electric device. Package Include: 4 x 3D threading puzzle game16 x Metal Puzzle Cautions: 1.Children must be used it under the mature-themed's tutelage. 2.Do not drop them on the floor or the desk. 3.Do not play with them if there is any issue. 4.Do not keep the toy in the mouth to prevent children devour small parts in the toy.