The Raspberry Pi is a real revolution in the computer world but also in electronics. For less than € 40, the Pi provides each a small computer capable of running Linux and open the doors of the playful electronics through its GPIO (Input / output connector), for connecting LED, sensors all kinds (accelerometer, GPS, barometer, temperature, humidity, air pollution …), or OLED touch screens (dedicated connector) HD camera … the Raspberry Pi 3, the latest generation brings a lot of news and makes the Pi even more appealing: Wi-Fi and integrated Bluetooth (more key need which frees up USB ports for other use and reduces the price of the equipment), powerful micro-processor 64-bit (10x more than the first model), harbor ethernet always present, HDMI video output and audio output jack. With the Raspberry Pi you will limit yourself by your imagination!