Guaranteed to bamboozle even the most avid puzzle-doers, this historical toy reached peak popularioty in nineteenth century. Belonging to a family of string puzzles, the setup is deceptively simple - move the rings across the string and manuever so that both rings end up on one side of the larger wooden yoke. Can you do it without untying the nots or reaching for scissors? Game on!
This product has not yet been reviewed.