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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
serious challenge
Making it a great puzzle is even harder
no recurring payments
The Trimini Frame is a 3D-printed packing puzzle with a gravity-lock rule: pieces must be arranged so they remain locked inside the frame even when the frame is shaken side to side - fitting alone is not enough
BRAIN BOOST Bundle Collection - Buy 10 Get 1 FREE! galette serious challengeThe Brain Boost Bundle The Brain Boost Bundle is the ultimate 3D printed puzzle gift set 11 handpicked mechanical brain teasers for the price of 10 & Free shipping. Each one is precision printed, cleverly designed, and harder than it looks. What's Inside Key and Keyway Cube assemble a solid 2x2x2 cube 4L Grip assemble the pieces into a solid cube 4L Award winning puzzle. Pack four L shaped pieces into a box. BonBon a satisfying little packing puzzle