Stegmann Two-Ns Cube No.1

Design and Copyright : Robert Stegmann (2003). Following 8 pieces will be assembled to 4×4×4. Each piece is made from two N-tetrominoes. A and a, B and b, C and c, D and d are congruent. The name of each piece is as follows.

A a ×2 B b ×2 C c ×2 D d ×2

1 solution.

Sep 3, 2005 by k16@chiba.email.ne.jp