Concentric Cube is a variation to the Nested Cube. It features a frame holding three concentric 2x2x2 Rubik's Cube. The three cubes are bandaged to each other. One bandage goes from layer A to B, one from B to C and one all the way from frame to A, B and C.
Watch the YouTube video.
Buy the puzzle at my Shapeways Shop.
Read more at the Twisty Puzzles Forum
Check out the photos below.
Enjoy!
Oskar