This product is courtesy of It was super easy to make this mobile tracked platform and radio-controlled useful for building ...

Description: $2 for pcb Prototype, for more information visit: Download the codes here Arduino simple shield potentiometer ...

[Paul McCabe] wrote in to let us know about his $25 robot. This small wheeled robot is based on an ESP32 and made using cardboard and hot glue. You drive the contraption using a Bluetooth game ...