Soma Cubes

Soma Cubes is one of most brain burning 3D puzzle games invented by Piet Hein in 1933 and its roots go back to Pentomino puzzles in which the player attempts to construct 2D shapes bu using the shapes looking like alphabet and each consisting of congruent squares, connected along their edges. Purpose of this game is to construct a specified 3D shape by using various combinations of given 7 different 3D pieces.