This apparatus aims at enabling students to understand physical properties using 3D technique. This consists of a structure and robot, common for all applications type “F”and can work with one or several applicationsAnodized aluminium structure. Metallic elements in steel.Cartesian robot, controlled by 3 motors.Movement in the X, Y and Z axes.Support for the different sensors. Robot arm, computer controlled, with a sweeping area . Electronic box for the motors multiplexing. This Electronic box is controlled by a PLC allocated into the Control Interface Box.