It's time to bounce that old tennis ball out of your garage, and up your game with this simple project that lets you know exactly where to stop when pulling in to your garage.

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Check out this distance sensing Halloween prop designed to spook the willies out of trick-or-treaters.

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How do you build a better laser? Maybe this way.

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With just a handful of parts and a couple of hours of work, you can easily repulse all of your co-workers at this year's office Halloween party!

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What type of proximity sensor is best suited to your next project? We've put together a Proximity Sensor Comparison Guide to help you choose the right tool for the job!

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Let's add some electricity to your favorite things. I take a LEGO® speeder from Star Wars® and use Arduino to give it a little something extra.

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Let's take a look at how LIDAR works and how we can use it in robots.

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Wherein we put several sensors through their paces against this year's course.

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Quick update: Was in the aforementioned AZ Walmart on Wednesday, and decided to "splurge" and buy 6 more crayon boxes. Was pleasantly…

Well I went ahead and purchased one of these, the box arrived but now I am having issues even getting the unit to run. Can anyone provide…

Walmart is selling plastic "crayon boxes" for $1 a pop (at least in the stores I've checked in AZ and CT). They are a great size for small…

Yeah, not as exciting. But I included some pictures of the boards highlighted? Ha ha.

Ah drivers... Not nearly as exciting as your normal dance costume posts, but probably significantly more important... if only we could get…

This sounds like the Klutz "Lego Crazy Action Contraptions" book+kit, which has been updated slightly over the years, but still…

Just a heads up, the video mentions dual 3A ports on the battery pack. However, only one of the ports outputs 3A.

I like where you are headed with that... you could also add an eccentric rotating mass (ERM) (aka vibrating) motor to get it to wobble.

Here is the GitHub repository for this project (also linked above). I believe the files are in the…

I know there are specific restrictions on international orders (however, the rules get changed every few months). As a rule of thumb, if…

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