Tandem Maze - How much harder because of the second ball?

Print it yourself at https://oskarvandeventer.nl/Print-It-Yourself/. Buy at https://i.materialise.com/en/shop/item/tandem-maze or at https://www.shapeways.com/product/Q3NJRXKE4/tandem-maze Tandem Maze is a 3D-printed replica of the commercial "Tandem Maze", requested by Brian Kaplan. Little is known about its origin: designer, date (1980's ?), country, producer, ... One source attributes it to Reiss Games, Inc., with copyright 1980. The goal of the puzzle is to move the two balls through the maze from A-A tot B-B. This is challenging, as the two balls are connected by the link, so the two should solve the maze in tandem. Copyright (c) 2024, M. Oskar van Deventer. Frequently Asked Question: http://oskarvandeventer.nl/FAQ.html Buy mass-produced Oskar puzzles at https://www.puzzlemaster.ca/browse/inventors/oskar/ (USA, CA) and https://www.sloyd.fi/brain-teasers/inventors-designers/oskar-van-deventer (EU) Buy exclusive 3D-printed Oskar puzzles at http://shapeways.com/shops/oskarpuzzles, https://i.materialise.com/shop/designer/oskarpuzzle, https://www.chewiescustompuzzles.com/puzzleshop/oskars-puzzles,

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