12.6 cm x 12.6 cm x 0.6 cm / 5 in x 5 in x 0.25 in
Pentominoes 345 was an exchange puzzle at IPP (International Puzzle Party) 38 in San Diego and was designed by Rodolfo Kurchan. Made in vividly colored acrylic, this multi-goal packing puzzle will stretch your spatial thought.
There are 2 challenges to this puzzle: 1. Fit all the pieces into the 8x8 square so pieces of the same color join by at least 1 unit side. 2. Fit all the pieces into the 8x8 frame so that not even corners of the same colors touch.
There are 3 bonus challenges where you can solve challenge 1 in a specified grid that is illustrated in the instructions.