It's a fascinating and mysterious challenge to understand and unlock.  It activates your spatial reasoning and manual dexterity skills in a way that's immersive and deeply engaging.

On first glance the Tetra Puzzle might seem fairly straightforward; in reality it's anything but intuitive. Solving it requires focus, attention, and an exploratory mindset that's innately gratifying. It pushes your boundaries — if only a little bit — and invites you to learn something new.

Beyond its allure as a meditative object, it's incredible to watch friends discover the magic for themselves. 

Details:

• Four identical pieces
• 1.5 lbs
• 2.9" x 2.9" x 2.5"
• PVD Black coated Stainless Steel finishes
• Vapor Black coating is ultra-durable and scratch resistant

By Craighill, NYC