The Etch-A-Sketch has been a popular toy for decades. It can be fun to draw on, but you have to get things right the first time, because there’s no undo …read more (https://hackaday.com/2025/08/13/digital-etch-a-sketch-also-plays-snake/)

2025 One Hertz Challenge: Digital Clock Built With Analog Timer
https://hackaday.com/2025/08/13/2025-one-hertz-challenge-digital-clock-built-with-analog-timer/

You can use a microcontroller to build a clock. After all, a clock is just something that counts the passage of time. The only problem is that microcontrollers can’t track …read more (https://hackaday.com/2025/08/13/2025-one-hertz-challenge-digital-clock-built-with-analog-timer/)

Flyback Converter Revealed
https://hackaday.com/2025/08/13/flyback-converter-revealed/

As [Sam Ben-Yaakov] points out in a recent video, you don’t often see flyback converters these days. That’s because there are smarter ways to get the same effect, which is …read more (https://hackaday.com/2025/08/13/flyback-converter-revealed/)

Steampunk Copper PC is as Cool as it Runs
https://hackaday.com/2025/08/14/steampunk-copper-pc-is-as-cool-as-it-runs/

Copper! The only thing it does better than conduct heat is conduct a great steampunk vibe. [Billet Labs]’ latest video is an artfully done wall PC that makes full use …read more (https://hackaday.com/2025/08/14/steampunk-copper-pc-is-as-cool-as-it-runs/)

Hacking the Bluetooth-Enabled Anker Prime Power Bank
https://hackaday.com/2025/08/14/hacking-the-bluetooth-enabled-anker-prime-power-bank/

Selling power banks these days isn’t easy, as you can only stretch the reasonable limits of capacity and output wattage so far. Fortunately there is now a new game in …read more (https://hackaday.com/2025/08/14/hacking-the-bluetooth-enabled-anker-prime-power-bank/)

How The Widget Revolutionized Canned Beer
https://hackaday.com/2025/08/14/how-the-widget-revolutionized-canned-beer/

Walk into any pub and order a pint of Guinness, and you’ll witness a mesmerizing ritual. The bartender pulls the tap, fills the glass two-thirds full, then sets it aside …read more (https://hackaday.com/2025/08/14/how-the-widget-revolutionized-canned-beer/)

3D Printing a Self-cleaning Water Filter
https://hackaday.com/2025/08/14/3d-printing-a-self-cleaning-water-filter/

No one likes cleaning out water spouts. [NeedItMakeIt] wanted to collect rainwater and was interested in using a Coanda filter that those used on hydroelectric plants to separate out debris. …read more (https://hackaday.com/2025/08/14/3d-printing-a-self-cleaning-water-filter/)