The FreezCube is designed to study the evolution of temperature during solidification or fusion of a liquid. It contains a 3 ml aluminum freezing chamber, cooled by Peltier effect. The absorbed heat is released in the water tank. It is supplied with a universal thermometer holder suitable, a manual stirrer for the freezing chamber to avoid supper cooling effect. The freezing time directly depends on the voltage of power supply (6 or 12V-5 A DC).