[Saddam] must have wanted the same effect, so he created a robot that he controls over wireless using hand gestures. An accelerometer reads hand motions and sends them via an RF module to an Arduino.

[Stefan]’s Mini WiFi/BLE 4WD robot platform (seen next to a matchbox above) packs an impressive capability into a tiny rover. It’s based on a SparkFun ESP32 Thing, a very compact way to add ...