Make Your Own LED Matrix Display Using Arduino With MAX7219 LED Module - 8x32 Display For Beginners - YouTube
Getting Started with the Arduino - Controlling the LED (Part 1)
Amazon.com: RP2040 RGB LED Matrix Tiny MCU Board Based On Raspberry Pi RP2040 Microcontroller Chip with 5×5 RGB LED Matrix for Colorful Lighting Display, with USB Type-C Port,Support Arduino,C/C++, MicroPython : Electronics
Pixie Chroma - Chainable 5x7 RGB LED Matrix Display for Arduino [by Lixie Labs] : ID 5409 : $22.50 : Adafruit Industries, Unique & fun DIY electronics and kits
32x16 RGB LED matrix display with Arduino UNO microcontroller | DFrobot - YouTube
Arduino Uno + SPI 8x8 LED Matrix board - YouTube
The GeekDad Arduino Guide: Getting Blinky With It | WIRED