LED Gumball Machine
Contributors:
Nate
Resources and Going Further
We hope you've enjoyed reading about our LED dispensing gumball machine. If you liked this one, there's tons more!
MIDI Tutorial
Understanding the Musical Instrument Digital Interface.
What is a Battery?
An overview of the inner workings of a battery and how it was invented.
ASCII
A brief history of how ASCII came to be, how it's useful to computers, and some helpful tables to convert numbers to characters.
Basic LED Animations for Beginners (Arduino)
Let's have some fun with LEDs! We'll explore LEDs once again with the SparkFun RedBoard Qwiic, making cool effects, and putting those effects to work using a sensor.
Hackers in Residence - Cosmic Ray Detector
Learn how to detect cosmic rays with this simple and cheap detector, built by Hacker in Residence Pete Marchetto.
Hazardous Gas Monitor
Build a portable gas monitor to check for dangerous levels of hazardous gases.
TMP102 Digital Temperature Sensor Hookup Guide
How to connect and use the SparkFun Digital Temperature Sensor Breakout - TMP102 with an Arduino.
IoT Weight Logging Scale
This tutorial will show you how to make a scale that logs your weight to a custom website on the Internet. The principles can be extrapolated to any type of data.