Naoyuki Iwase 2014
Designed Naoyuki Iwase circa 2014
(wood tray with 9 pieces, 4 inches square by 1/4"thick)
Below is the problem shown on the
puzzle directions.
The fit of this puzzle is sufficiently loose that it can be solved by rotating
and manipulating pieces in a non-rectilinear fashion,
but a soution using rectlinear movement is also possible.
The following page presents a 103 rectilinear moves solution.
Naoyuki Iwase 2014 Solution
Here is every third step of a 103
rectlinear moves
solution: