LED Gumball Machine
Contributors:
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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!
Series and Parallel Circuits
An introduction into series and parallel circuits.
LogicBlocks Experiment Guide
Experiments guide for the LogicBlocks kit. Build oscillators, latches, multiplexers and more with the LogicBlocks.
RFID Basics
Dive into the basics of Radio Frequency Identification (RFID) technology.
Touch Potentiometer Hookup Guide
Learn how to use the SparkFun Touch Potentiometer to control lighting, volume or other inputs in your daily life.
HIH-4030 Humidity Sensor Hookup Guide
Measure relative humidity with SparkFun's HIH-4030 Humidity Sensor Breakout.
Wireless Remote Weather Station with micro:bit
Monitor the weather without being exposed to it through wireless communication between two micro:bits using the radio blocks! This is useful if your weather station is installed in a location that is difficult to retrieve data from the OpenLog. We will also explore a few different ways to send and receive data.
MicroMod Asset Tracker Carrier Board Hookup Guide
Get started with the SparkFun MicroMod Asset Tracker Carrier Board following this Hookup Guide. The Asset Tracker uses the u-blox SARA-R510M8S LTE-M / NB-IoT module to provide a host of data communication options.