![]() I decided to purchase one of John Devost's HexTwist Five Intersecting Tetrahedrons puzzles - it is a geometric artwork, a real dexterity assembly challenge, and a great example of John's woodturning skills - each rod is lathe-turned to have a special twisting shape. The second is a really nice version made by Eric Fuller in 2008. The first instance is a copy called "Pack It In" from B&P. The magnets are integral to its operation. I include this puzzle here rather than in the "Packing" category since Prevents the cube from seating in the container until it is properly oriented The cube and box contain hidden magnets and a mechanism that This is the "One Piece Packing Puzzle" designed by Simon Nightingale. The first is an original plastic version, the second is a wooden version issued by Bits & Pieces. Get the Mummy to stay in the Sarcophagus (or hop out) The Magic 16 ball by Idea Ocean, and the Tetrix Ball Twins from Mefferts. Not difficult, but a child will be challenged.īased on the logo, this seems to be a promo item for theĬhildren's Hospital of the King's Daughters. 2005.Įight aluminum pieces with embedded magnets. Pack the 28 magnetic spheres flat in the rectangleĪwarded to Daniel R. The detent arrangement shown has maximal spacing. Score higher for using more closely spaced detents. Similar to the gray-toned ball above, but largerĪ dexterity puzzle or a game - the blocks have detents at various positions.Īrrange the blocks in an attempt to place the magnetic marbles in the detents such that they remain stable. Here is a fellow puzzler's blog entry about Kostick puzzles.Ģ4 pieces - form a cube such that on the surface same colors don't touch ![]() If you like magnetic assembly puzzles like the Quantum Knot, you might like the works of Jane and John Kostick: This is Tetra from Design Science Toys (defunct). Quad Rhom issued 1991 by Tensegrity Systems. Vexahedron - Tensegrity Systems (Design Science Toys) Turnabout - a magnetic assembly puzzle from Tensegrity Systems Corp. Marvin Solit and his company Rhombics.Ĭube Octa (Design Science Toys Ltd., dated 1997) The Wayback Machine's archive of the entry for Quimby on andĪn old Yelp page for Design Science Toys in Tivoli, which says simply "Yelpers report this location has closed."įrom the Internet Archive (Wayback machine) showing the Quantum Knot and other products. It looks like they went out of business in 2005 - see The company name was eventually changed to Design Science Toys Ltd. Were offered by a company called Tensegrity Systems, located in Tivoli, NY, and founded in 1986 by ![]() There is also a black non-magnetic version.Ī series of wooden geometric puzzles, including some incorporating magnets, OctaCube - 8 sub-cubes attach to a central frame. The object of Bumper Balls is to get the 3 balls separated The pieces of the Blue Cube mate a certain way via magnets.īits and Pieces also offers an aluminum version called "Iso-Crate" by R.D. Requires you to position some spheres containing magnets so that they will not mutually repel. Is like a Soma (though not the same set of pieces), but each piece has a few magnets which constrain the solution. The magnetic globe is a spherical jigsaw. The Magnetic Puzzle Ball from Executive MindsĬontains a central sphere - each piece has a stem ending in a magnet that attaches to the sphere. ![]() I wrote a computer program to solve DigiDisc. Is a series of tori with mathematical symbols along their peripheries.Īrrange them so that all equations are true. ![]() Seven moves are required to release the two chopsticks, which are themselves beautifully inlaid. Stickman Chopstick Box (#13, Second Edition) by Robert Yargerīeautifully made from paduak and bloodwood, with maple inlays. (I am excluding hidden-mechanism types using a magnet to hold a pin in place.) These are puzzles that rely on magnets either to stay together or ![]()
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