This disentanglement puzzle has baffled me for years. I can't find it on any collection site or wiki. It's a Mensa puzzle, 'product code 1040.' : r/mechanicalpuzzles

13/3/24 – Mensa

II-1: This Puzzle Has Been Formatted to Fit Your Screen

This problem is from the 2017 Mensa Page-A-Day puzzle calendar.

Dad's Puzzler (a.k.a. Moving Puzzle, Tit-Bits Teaser 1, Pennant

Vintage Uncles Puzzles Pentagon Metal Disentanglement Puzzle Logic

ResQ Sequential Discovery – Cubicdissection

Can you solve it? Are you smart enough for Mensa?

MENSA Test #2

WT398 Eagle Metal Ring Size(Aprox.): 14.5 x 7.5cm (5 45/64x2 61/64)Thickness:0.3cm (1/8) Intelligence game ,great challenge for kids and adults Age

Disentanglement Puzzles Educational Toys WT398 Eagle Metal Ring Game Brainteaser Wisdom Challenge Intellectual Training Creative Thinking IQ Magic