Arduino, Micro:Bit and Raspberry Pi Get nuts in programming, computing and prototyping – in short: coding – with Whadda! Arduino Build electronics projects with Arduino. Arduino is an open-source platform and is based on easy-to-use programmable circuit boards. Learn more about Arduino here. Micro:Bit Also Micro:Bit is very low-entrance when you want to start coding with electronics. It introduces you to how software and hardware work together. Raspberry Pi A Raspberry Pi is a deliciously small and inexpensive computer that anyone can use to learn how to program or to use as an all-around computer for cool projects. Learn more about Raspberry Pi here.