My first go at adding the extra buttons on the Raspberry Pi

Introducing Raspberry Pi HATs - Raspberry Pi

Pi 4 on/off button

Everything You Need to Know About Raspberry Pi GPIO Pins

How To Use GPIO Pins On Raspberry Pi - Buttons And LED Tutorial - Oscar Liang

How to Use the GPIO Pins on Your Raspberry Pi (with Safety Tips)

My first go at adding the extra buttons on the Raspberry Pi Gameboy Advance SP kit. Waiting on a set of Red, green, blue and yellow buttons to go for a SNES

Raspberry Pi - Button Raspberry Pi Tutorial

How to add a reset button to your Raspberry Pi Pico - Raspberry Pi

How to Add a Power Button to Your Raspberry Pi – Howchoo

How To Update Raspberry Pi: Just Follow These Easy Steps, by James J. Davis