Hollow Skewb is a cube-shaped twisty puzzle that is completely hollow inside. The puzzle has the geometry of a Skewb puzzle. The puzzle is constructed by taking a Minimal Twist puzzle and adding eight shallow pyramid-shaped plugs. Frank Tiex and Carl Hoff came up with the suggestion to add plugs.
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Twisty Puzzles ForumPlease contact Oskar directly if you are interested in obtaining a fully colored, stickered and assembled sample of this puzzle.