Lawnbot400 saves wheelbarrow trips

We may be good at soldering but when it comes to hauling topsoil our scrawny arms quiver. [Johndavid400] did the smart thing here by letting the machine do all the work. Instead of hauling an entire truckload of dirt across the yard one wheelbarrow at a time, he built a shelf on the top of his Lawnbot400. We … Read the rest

Heated MakerBot build stage

This heated build stage seeks to make 3D printing with the MakerBot a little easier. When hot ABS or PLA meet the cold, cruel world they have a tendency to warp. This was concern for [Devlin Thyne] when he was developing our Hackaday badges. What you see above is 10 Ohm nichrome embedded in clear silicone, then … Read the rest

Polaroid instant film, reborn.

The impossible has happened. While that may sound a bit over dramatic, the project itself was titled “the impossible project”. What is it that is so impossible? The revival of Polaroid instant film.  This is not a newer, digital alternative, this is film you can actually buy and plop into your old Polaroid camera. What’s the big deal? All … Read the rest

Fan-powered skateboard

[Chris Neal] is starting his hacking career young. He built this fan-powered skateboard for his fourth grade ‘Invention Convention’. The ideas were his own but he had some help with the construction from his uncle who owns a repair garage. On the back of the board there’s a motorcycle battery that powers the fan. We’re not sure where that fan … Read the rest

$500 Craigslist car competes against $400,000 race car…

…and wins. Well, 3rd in class, but still surprisingly well for such a cheap entry. This is truly a show that with enough elbow grease and headlight fluid anything can be accomplished money just makes it a ton easier.

Everything from the roll cage to the 5 minute gas tank fix was fabricated by [Bill Caswell]. Well — … Read the rest