The Ruiz brothers at Adafruit have used Phillip Burgess’s PixieDust code to turn a 64×64 LED Matrix and a Raspberry Pi Zero into an awesome sand toy that refuses to defy the laws of gravity. Here’s how to make your own. BIG LED Sand Toy – Raspberry Pi RGB LED Matrix Simulated LED Sand Physics! These LEDs interact with motion and looks like they’re affect by gravity
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Simulate sand with Adafruit’s newest project
Honolulu-based software developer bbtinkerer was tired of never being able to find the TV remote. So he made his own using a Raspberry Pi Zero, and connected it to a web app accessible on his smartphone. Finding a remote alternative “I needed one because the remote in my house tends to go missing a lot,” explains Bernard aka bbtinkerer on the Instructables page for his Raspberry Pi Zero Universal Remote.”If I want the controller, I have to hunt down three people and hope one of them remembers that they took it.” For the build, Bernard used a Raspberry Pi Zero, an IR LED and corresponding receiver, Raspbian Lite, and a neat little 3D-printed housing
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Turn your smartphone into a universal remote
For passive projects such as point-of-sale displays, video loopers, and your upcoming Halloween builds, Adafruit have come up with a read-only solution for powering down your Raspberry Pi without endangering your SD card. Pulling the plug At home, at a coding club, or at a Jam, you rarely need to pull the plug on your Raspberry Pi without going through the correct shutdown procedure. To ensure a long life for your SD card and its contents, you should always turn off you Pi by selecting the shutdown option from the menu
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Adafruit’s read-only Raspberry Pi