15Pcs/Set Brain Teaser Metal Puzzle Sets, 3D Unlock Interlocking Puzzle, Metal Knot Puzzle Mind Games, Puzzle Switch Games, Adults Educational Toy Gift, Stop Addicted to Mobilephone#2

Description

• DURABLE AND SAFEAll alloy casting, special crafted surface treatment, sturdy and durable, rich in heavy metal texture, all edges are polished to avoid injury to hands.
• EDUCATIONAL AND RELIEVE STRESSEach brain teaser contains a mathematical principle that develops your logical thinking skills and helps train your eyes and hands in coordination, and is also ideal for relieving stress and passing time.
• DEVELOP CONCENTRATION ABILITY As a recreational game to kill time, the brain teaser puzzles are helpful in improving logical and creative thinking, and also provide you with an educational.entertainment activity to keep you away form the electronic products.
• VERSATILE AND GREAT GIFTThese 3D unlock interlocking puzzles are suitable for people over 14 years old, It is a fun puzzle game that gives you a sense of achievement as you unlock each different metal lock, making it a great gift for friends and family, as well as an indispensable game for parties and group games.
• WHAT YOU WILL RECEIVEThe package contains with 15 pieces of brain teaser game toy in different shapes, so that you can enjoy different gaming experience and challenges.

Description
It is both a delightful and tricky brain teaser puzzle toy, some puzzlers refer to these as "double-way puzzles" as they involve taking something apart and then re-assembling. Re-assembly can also be a puzzle and may be equally as tricky. It's another test of your memory, reverse thinking skills and coordination.
Reminder.
NO FORCE is ever required to solve the puzzle. Just a series of clever moves. Forcing pieces may damage the puzzle !!
Product Specifications:
Material: High-quality alloy
Product Size: Multiple sizes
Package include: 15 pcs metal puzzle
Package Size: 24.3*21.6*3.4 cm
Package Weight: 0.8 kg

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