Flexible Polyhedron Candidate
Channel: Melinda Green
Date: 2023-11-21

Truly flexible polyhedra are exceptionally rare. As far as I know there are no known flexible polyhedra using only regular polygons. This video is about one candidate that I found.

Introduction (0:00)
Full-sized version with 2 DOF (1:54) 
Truncated version (3:42)
Minimal version with 1 DOF (4:11) 
My plea for help (5:22)

Polydron: http://polydron.co.uk/ Also available on Amazon, eBay, EIA Education, etc.