Educational Engineering’s Substack

Educational Engineering’s Substack

🔧 Weekly Engineering Challenge: Arduino Mood Light

Build a color-changing mood light using an Arduino and an RGB LED. The goal is to create a light that shifts colors smoothly or based on input (like temperature, light levels, or a button press).

Educational Engineering's avatar
Educational Engineering
Jun 19, 2025
∙ Paid

🔧 Weekly Engineering Challenge: Arduino Mood Light

🧠 Challenge Overview:

Build a color-changing mood light using an Arduino and an RGB LED. The goal is to create a light that shifts colors smoothly or based on input (like temperature, light levels, or a button press).

This is a great intro to using PWM (Pulse Width Modulation), RGB color mixing, and basi…

Keep reading with a 7-day free trial

Subscribe to Educational Engineering’s Substack to keep reading this post and get 7 days of free access to the full post archives.

Already a paid subscriber? Sign in
© 2025 Educational Engineering
Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture