Logifaces are puzzles made out of concrete - an analogue game for digital minds. How to play There is only one rule to the game: Create a form by placing the prisms next to each other to build a continuous surface. A meditative tool Tune out the noisy din of everyday life - finding the right solution focuses your attention and calms your thoughts. A creativity booster See where the puzzles take you, when you challenge the rules and go by your instincts! A logical challenge Find the place for each prism in the LOGIFACES equilateral triangle. With this set youll own 7 of the 11 different type of prisms. Solve the 2 variations for the triangle, try one of the other puzzles or build your own shapes freely. It is also a great supplementary tool for the Original 16-piece set! Measurements: (L) 28.5 (W) 7.5 (H) 7.5 cm Materials: Concrete Weight: 0.7 kg