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4
Frank's Notchable Dozen
Design and Copyright :
Frank Worrell
(2010).
A
B
C
D
E
F
G
H
I
J
K
L
Pieces
12
D
-
E
,
F
-
G
,
K
-
L
are congruent.
Selection
random notchable
Length
7
Goal
7×7×7
Holes
56
Solutions
1 / 548
Moves
40.2.1.2.1.2.1.1.1.2
Aug 31, 2010 by k16@chiba.email.ne.jp
Design and Copyright : Frank Worrell (2010).
Design and Copyright : Frank Worrell (2010).
