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The entrance and cutout restrictions eliminate the obvious approaches early
Using 6 identical N-shaped pieces
How many pieces does the Three-Piece Block have
Trains: Spatial thinking
QuadraTIC | Turning Interlocking Cube hypnotic You find the right orderQuadTIC looks like it's almost solved. It never is. Fitting these interlocking pieces into a perfect cube is a lot harder than it looks. Goal: assemble all pieces into a 4x4x4 cube. Ships assembled. Ships assembled. Designed by Andrew Crowell, the master of Turning Interlocking Cubes. The pieces require precise rotational moves brute force won't get you anywhere here. What's special about QuadTIC? Develops 3D spatial reasoning Rotational moves add a