Pentomino

Pentomino is to tile a rectangular box with the pentomino blocks, i.e. cover it without overlap and

"Pentomino" is a board game in which players build a big rectangular figure by combining 12 pieces o

[Rule]It is a certain puzzle from ancient times.12 kinds of parts which combined five squares are st

Pentomino is logic brain-twister. It consists of 12 unique elements, each of 5 squares. The aim of t