LED Gumball Machine
Contributors:
Nate
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!
What is Electricity?
We can see electricity in action on our computers, lighting our houses, as lightning strikes in thunderstorms, but what is it? This is not an easy question, but this tutorial will shed some light on it!
Motors and Selecting the Right One
Learn all about different kinds of motors and how they operate.
LilyPad Basics: Powering Your Project
Learn the options for powering your LilyPad projects, LiPo battery safety and care, and how to calculate and consider power constraints on your projects.
Monitor Sensor Data from Anywhere
Using WiFi to send sensor data from an ESP32 to a WiFi network and be able to read it from an IoT Dashboard from anywhere in the world.
Vernier Shield Hookup Guide
A guide to using the Vernier Shield
PIR Motion Sensor Hookup Guide
An overview of passive infrared (PIR) motion detecting sensors, and how to hook them up to an Arduino.
OpenLog Artemis Hookup Guide
How to use and re-program the OpenLog Artemis, an open source datalogger. The OLA comes preprogrammed to automatically log data. The OLA can also record serial data, analog voltages, or readings from external Qwiic-enabled I2C devices. Some of these Qwiic-enabled devices include GPS/GNSS modules, pressure, altitude, humidity, temperature, air quality, environment, distance, and weight sensors.
Analog MEMS Microphone (VM2020) Hookup Guide
Get started with the SparkFun analog MEMS microphone breakout board! In this tutorial, we will be connecting the differential MEMS microphone to an Arduino using the WM8960 audio codec.