The Q made this nifty coin sorting machine from cardboard.
How to make a coin sorting machine from cardboard
Kilopixel: a 1000-pixel display made of wood
Kilopixel is a 1000-pixel wooden display, 40×25, and you can queue your own pixel art for the real thing to display at the official website. Check out the hall of… READ THE REST
Coffee table with live traffic map (video)
YouTuber Michael Rechtin had a problem. He kept rushing out the door for his morning commute without checking the traffic, often getting stuck as a result. Rather than waking up… READ THE REST
One-way cat airlock prevents kitties from bringing friends, dead or alive, into your home
The 2025 Hackaday Pet Hacks Challenge winners have been announced, and they range from the most innovative to the most practical. From Fytó, which gamifies plant care, to TinyML meets… READ THE REST
If you're still using Windows 10, you're about to be in trouble
TL;DR: Microsoft Windows 11 Pro + The Essential Windows 11 Pro Course is available for only $19.97 (MSRP $237) until Nov. 16 at 11:59 p.m. PT. As of October 2025, Microsoft has phased… READ THE REST
For only $40 you can make Q4 a hit with Microsoft Office Professional 2021
TL;DR: Microsoft Office Professional 2021 for Windows is now $39.97 (MSRP $219.99). Ramping up for the most important quarter of the year for many industries, you're going to want to be organized… READ THE REST
Feel the power of a Chinook style military helicopter in your hands
TL;DR: A realistic remote-powered Chinook-style military helicopter can be yours for $49.99 (MSRP $58.99). Craving some quality flying time? Pilot a realistic RC military helicopter, the SYMA Revolt S026H Chinook for just $49.99 (MSRP $58.99).… READ THE REST
