Build your first Arduino circuit with an LED and learn how to write code to blink it on and off at any rate you choose to create custom animations.
Arduino Led Interfacing, Arduino Blinking Led
L2: Blinking an LED - Physical Computing
LED Blinking With Arduino Uno R3 : 6 Steps - Instructables
Controlling Multiple LEDs With Arduino - 6 Steps
Lesson 1 Blinking LED — SunFounder uno-and-mega-kit documentation
5 LED blinking using Arduino UNO
How to Connect & Blink an LED with Arduino
LED Blink without Delay - Arduino Tutorial
Arduino LED Blink Simplest Arduino Project - Arduino Point
Blinking Two LED - JavaTpoint
Led blinking using arduino (4 Examples) with code, circuit and video
Blink two LEDs with Arduino
Introduction to Arduino: Getting Connected and Blinking LEDs - Maker Challenge - TeachEngineering