Remember the Dobot Magician Robot Arm? It is an educational robot designed to teach engineering and coding. It comes with WiFi & Bluetooth modules, laser engraving/3D printing kits, and a whole host of add-ons to take on a wide variety of tasks.
The robot can be easily programmed via drag & drop. It has IO ports for easy extension. The below video shows how Dobot Magician can be used to serve ice cream: