Robot instrument builds are always fun, but the wiring can be cumbersome. However, this robot friend, built around a toy piano xylophone, requires zero soldering.

Follow along as I share my workflow for turning an idea into an Arduino sketch for a functional prototype.

I made a motorized cover for my webcam in the shape of an eyeball.

Measure high side voltage and DC current draw over I2C.

Learn how I built my son a firetruck bed with Neopixel rescue lights in a 3D printed enclosure controlled by a Circuit Playground Express.