The SIDIKA 64 is a three-dimensional puzzle of 64 wooden pieces with a mathematical background. It solves 6 algebraic mathematical identities stereometrically in order for the player to create a cube and many more shapes using all the pieces (parallelogram, letters of the Greek and English alphabet, various animals, etc.) It is a useful tool for high school students but also an entertaining game for everyone who loves puzzles.

SIDIKA 10 is  a 10 piece puzzle where the player has to pack them all into a palette and create a cube.

The idea of these puzzles is created by the mathematician Panagiotis Kalantzis and is practically implemented by his daughter,  Theodora Kalantzis’ company – SIDIKA