Intelligence development electronic building block

The utility model provides an intelligence development electronic building block having very high science and technology content and very rich contents; the building block comprises a voice recognition control unit, an LED lamp unit (multi-color), a horn unit, a motor unit, a wheel unit, a propeller unit, a photoelectric switch unit, a photoresistance unit, a switch unit, a button unit, a nixie tube display unit, a solar energy power supply unit, a power supply unit, a temperature measuring unit, a buzzer unit, a traffic light unit, a building block plugboard, a connecting line and a mounting fixing piece. A user can simply connect the building blocks so as to build various models like an air plane, vehicle, a big pinwheel, a robot, an electronic organ, and traffic lights; the building block can realize motion and have acousto-optic electric effect, can greatly develop user science and technology interests and imaginations, and can enable the user to practice more, thus enhancing operational ability of the user.