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Twopi Ball 4cm

Not For Sale
Very easy exploding ball
3 identical pieces
Coordinated motion
This puzzle is based on a cubic dissection I designed : Two Pi
Wooden versions provided by Bernhard Schweitzer and Eric Fuller

Dimensions

IN: 1.576 w x 1.576 d x 1.576 h
CM: 4.002 w x 7.66 d x 8.234 h