A simple $25 Robot based on the ESP32 and assembled using cardboard and hot glue. No Soldering required.

1. ESP32-WROOM (Narrow Board)
2. DRV8833
3. DC Motor Wheel Kit (2) with 2.54mm wires
4. Breadboard - 400 pins
5. Breadboard jumper wires (6) - Male/Male
6. 5/8" Roller Ball Bearing
7. Mini USB Battery Bank
8. USB-A - USB Micro Data/Power Cable
9. WIreless Game Controller that supports Bluetooth

1. Hot Glue Gun
2. Scissors
3. Laptop with Arduino IDE software installed