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A flask of goo that moves to the groove

Reading Time: < 1 minute Arduino Team — August 1st, 2021 Ferrofluid is an interesting substance that is attracted to a magnetic field. While manually playing with a flask of such goo is interesting for a few minutes, GreatScott! had other ideas. His 3D-printed rig arranges a half-dozen custom electromagnets on the side of the flask. This allows an Arduino Nano to […]

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This magnetically levitated globe is an attractive piece of home decor

Reading Time: 2 minutes Arduino Team — August 1st, 2021 While trying to think of his next project, Herwig Taveirne came up with the idea to craft some kind of levitating display that can showcase certain objects. Some of the criteria included completely magnetic levitation, stable floating, and overall safety since magnets can get quite hot when in use.  The […]

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Mr Innovative made an automated machine to cut four different colors of wires

Reading Time: 2 minutes Arduino Team — July 30th, 2021 We all know as makers that trying to cut those little wires to the perfect length can be one of the most tedious and frustrating aspects of soldering together a project. Whether it is because the wire cutters slipped or the lengths of the conductors are all different, the […]

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Fire foam balls from this Arduino-based wireless Nerf sentry turret

Reading Time: 2 minutes Arduino Team — July 28th, 2021 Named the grand prize winner of Instructables’ Arduino Contest, a maker known as otjones99 has created an interesting take on the classic Nerf sentry turret design by building one that uses an FPV headset to see and fire at targets. The turret consists of a turntable for moving the assembly side-to-side, along […]

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Present! uses an Arduino and a PIR sensor to keep you from embarrassing yourself on Zoom calls

Reading Time: 2 minutes Arduino Team — July 27th, 2021 Teleconferencing is more popular than ever, especially with the ongoing COVID-19 pandemic, but we have also seen an increase in embarrassing videos from people who were unaware that their cameras were still on. To address this problem, Charitha Jayaweera came up with a clever solution that he calls the “Present!” — […]

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This Arduino-powered robotic fish swims like the real thing

Reading Time: 2 minutes Arduino Team — July 23rd, 2021 Biomimicry is often used to take the designs that nature has perfected over a period of millions of years and incorporate them into our own technology. One maker who goes by mcp on YouTube took this idea one step further and created a fish that can swim in the water like the actual […]

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This interactive beer pong table is lit, literally

Reading Time: 2 minutes Arduino Team — July 20th, 2021 Beer pong and its derivatives are some of the most enjoyed games on college campuses, but they are not all that exciting with just a few cups at either end of a plastic folding table. Meet the Interactive Pong Table, which was created by Instructables user boregan1. It features a fully-custom […]

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This sundial adjusts itself to compensate for daylight savings time and more

Reading Time: 2 minutes Arduino Team — July 13th, 2021 Some sundials are as simple as a stick pushed into the dirt, but they’re still reliable and accurate. The sun is, after all, quite consistent. But there are some caveats. The Earth’s orbit and its rotational tilt mean that the lengths of our days are variable and that means […]

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Dual Screen Apollo DSKY simulates the Apollo Guidance Computer

Reading Time: 2 minutes Arduino Team — July 8th, 2021 NASA’s history is full of fascinating facts and trivia. For example, the Apollo Guidance Computer, which handled navigation and control for both the Apollo Command Module and the Apollo Lunar Module, ran with less RAM and processing power than a TI-83 graphing calculator. But reading that fact isn’t the […]

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Build your own adorable, talking WALL-E robot

Reading Time: 2 minutes Arduino Team — July 3rd, 2021 Film history is full of cute robots, but for our money, none are more charming than WALL-E. His vocabulary may be limited, but that doesn’t stop him from showing the full range of emotions through body language. Like Baby Yoda, WALL-E was an instant fan-favorite and a plethora of […]

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Arduino-controlled checklist makes sure you don’t forget anything when leaving the house

Reading Time: 2 minutes Arduino-controlled checklist makes sure you don’t forget anything when leaving the house Arduino Team — July 1st, 2021 Redditor onemywaybackhome was having some issues remembering to grab certain items before he left the house, so they decided to create something to help. Their solution involves a short list placed within a 3D-printed enclosure, along with several red/green […]

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Recreating an old-school mechanical split-flap display with Arduino

Reading Time: 2 minutes Arduino Team — July 1st, 2021 Those old-school split-flap character displays are super fun to look at, not to mention listen as well from the click each time a letter changes. Sadly, these have largely been replaced by more modern and efficient LED screens, leaving those who love the tactile feel a little on their […]

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DIY radar speed sign looks and works like the real thing

Reading Time: 2 minutes Arduino Team — June 29th, 2021 Those large, white speed signs you encounter alongside the road while driving can be annoying, as inattentive drivers slam their brakes right in front of you. However, the underlying technology that powers them is quite cool, which is why John McNelly wanted to construct his own DIY version that closely reflects the […]

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The MonKlock tells time using the Cistercian numeral system

Reading Time: 2 minutes Arduino Team — June 25th, 2021 Way back in the 13th century, an order of monks known as the Cistercians created a unique numbering system that used a series figures and rotations to represent numbers up to 9,999 in just a single character. Because these numerals are so great in compact displays, using them in a dot matrix […]