Windows/Mac/Linux: Programming an Arduino isn't especially difficult, but if you're looking for a more visual method, Scratch for Arduino (S4A) uses ...

He builds a simple dead bug Arduino (which he calls an Audioino) using a handful of resistors, a pair of caps, an LED, a reset switch, and most importantly – an audio jack.

Take photos of your model and use Meshroom, a free 3D software, to create a detailed digital version. Then, refine your design in Blender and make final adjustments in Fusion 360.

CodeBender is a browser-based IDE that supports uploading to nearly any Arduino board. You can use the program to copy sample code, browse code uploaded by other users, and even store private ...