Create your own solution for the problem shown below, it was made by Toshi Kato from Japan.
Place the 12 different pentominoes on three connected lateral faces and the top face of a cube with sides nine.
The pentominoes must touch along the full edge of the square and not just at the corners.
The goal is to maximize the area enclosed by the pentominoes on the four faces.
In our example this area is 201.
Here are some cubes to use for placing the pentominoes.
Or try drawing it on this flat cube-layout