Brain Teasers Metal Wire Puzzles for Adult Children and Student, Box Package - Set of 20 Features: A good puzzle to keep your mind This puzzle has a of almost two thousand years. Are you to solve it? 30 different styles metal brain teasers in 1 box. Having 20 spreads the difficulty throughout the kit providing a good amount of and challenge! It is such a great classic game that never gets old! Teasers rank from fairly to difficult. An amazing intelligence game to thinking and manipulative ability. Designed for children, teens, students and adults (Small parts. Not for children under 6 yrs). Try this new strategy game in your to save your eyes from harm of electronic product's display. Linked together these wire and do come with the right strategy. Patience is a. Metal teasers come with all of them are individually wrapped with opp bags. Non-woven bag is included for storing the teasers conveniently; Instructions are also included to explain the solution for each. The metal teasers are made of 70# HCS (High-Carbon Steel) to provide high strength and toughness properties; They will be bright as new a long use. This puzzle has a of almost two thousand years. Are you to solve it? Disentangling those without bending or cutting the wires to win the game. More, higher difficulty. Do not it About the Product A disentanglement puzzle is a type of mechanical puzzle that involves disentangling or set of from another piece or set of . The reverse problem of reassembling the puzzle can be as hard as—or even harder than—disentanglement. There are several different kinds of disentanglement puzzles, though a puzzle may several of these features. -and- puzzles A -and- puzzle usually consists of three pieces: or similar displaying many holes and/or indentations a closed or nearly closed or a similar item. Wire puzzles Wire puzzles consist of two or more entangled of more or less stiff wire. The may or may not be closed loops. The closed might be rings or have more shapes. Normally the puzzle must be solved by disentangling the two without bending or cutting the wires. Early wire puzzles were made from horseshoes and similar. Product Content 1 x Set of products(including 20pcs)