Tangled Cord Puzzles: How to Remove Every Crossing
Move one dot at a time, count crossings in pairs and fix a triangle first. A worked tangled cord puzzle, a practice puzzle and the networks that never lie flat.
Riddle10 blog
Riddle10 blog
Move one dot at a time, count crossings in pairs and fix a triangle first. A worked tangled cord puzzle, a practice puzzle and the networks that never lie flat.