The very first microcontroller from the Raspberry Pi foundation. The Raspberry Pi Pico, boasts a great feature set at an affordable price.
Get Started with MicroPython on Raspberry Pi Pico [2nd Impression] : ID 4898 : $13.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Get Started with MicroPython on Raspberry Pi Pico: Gareth Halfacree, Ben Everard: 9781912047864: : Books
Top 50 Raspberry Pi Blogs That Will Make You a Pi Expert - DusunIoT
Raspberry Pi: The newest member of the family is this tiny $4 microcontroller
Raspberry Pi: Here's how we built our own chip to power the Pico
All ready, just waiting for my Raspberry pi pico. : r/Gamecube
Top 10 Raspberry Pi Pico Add-ons & Accessories
How to Program Raspberry Pi Pico with Arduino IDE - Electropeak
Raspberry Pi Pico W beginners' components tutorial
Raspberry Pi Pico: Tutorials, Pinout, Everything You Need to Know
Get Started with MicroPython on Raspberry Pi Pico — HackSpace magazine
Introducing Raspberry Pi Pico W in The MagPi magazine issue #119 — The MagPi magazine