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Some of my favorite builds, hacks and projects from the past year

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Build a party decoration that encourages partygoers to dance!

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Deck the beards this year with addressable LEDs

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Importing custom artwork into a PCB CAD program is a fun way to personalize your board.

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Meet Feldi!

Get to know SparkFun's newest Creative Technologist.

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How to set up an Arduino as an in-system programmer (ISP) and program an Atmel ATtiny84A to blink

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The case for formalizing free exploration opportunities

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There are two basic ways to connect electronic components with two terminals: series and parallel. In this episode, we examine those two types of circuits and show how to calculate equivalent resistance.

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Power is the rate of doing work, and for electricity, that means the rate in which energy is converted in a circuit.

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Let's look at the resistor and how it affects current and voltage in a circuit. Here's a hint: if you know two of either voltage, current or resistance, you can solve for the third.

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In this episode, we'll explore how electric current flows through a circuit.

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Over the next few weeks, we'll explore the basics behind electricity in a series of videos.

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Let's dissect another section of EdiBot 2.0 and learn how to spin DC motors with Python.

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The newest version of EdiBot relies on contour finding in OpenCV to locate and chase yellow objects.

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How to make faux neon signs with EL wire and rigid aquarium tubing

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Adding a chronograph to a Hot Wheels track to measure the speed of passing toy cars.

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What's inside the crowd participation wristbands you find at major events?

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Hey, at least my package was only a week late. I just saw a report about a letter that was mailed during World War II that was delivered a…

Hey @SK_BG, I reached out to Arm to find out if/when those videos will be posted on the YouTube. I'll update you here once I know more.…

Good catch, I changed the photo on the guide so it should be updated in just a bit! I completely understand that "worm hole" dynamic. I live…

Uh, Chris, I think you managed to get the wrong picture in the link for the getting started guide. The one shown looks noticably different…

I know this is super old, but any chance of sharing the arduino code, trying to do something similar with the qwiic mp3 trigger and the…

I’ve been running a Homebridge instance on a Rasberry Pi for well over a year. I tried HOOBS and didn’t care for it at all so I use a…

Hi there, any idea where we can watch some of those videos today? The links seem to have rotten, Arm's site has a "Watch On Demand" button…

the depository files as of 12/21 still do not recognize passive devices such as the Train Motor and LED's

I'll agree that SparkFun did a LOT in 2021, despite all the restrictions of the pandemic and its associated "supply chain" issues. I think I…

I want to wish all of the wonderful people at SparkFun and your friends and family a very joyous Christmas and fantastic New Year! Thanks…

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