How did you guys learn Arduino the best way

[Dante_Anderlich]

how did you guys learn Arduino the best way and what do you recommend to those who have a bit of experience but don’t know much?

[cbenson]

@Dante_Anderlich These tend to be excellent:
https://www.robotshop.com/en/arduino-kits.html

Choose a parts kit with a manual. Examples:

UCTRONICS Ultimate Starter Learning Kit for Arduino MEGA

UCTRONICS Advanced Starter Learning Kit for Arduino UNO

There’s also the Built-In Examples kit which follows the official Arduino guide:

Built-in Examples | Arduino Documentation

The Ultimate Built-In Examples Kit for Arduino