Tools

xkcd’s submarine ROV

xkcd’s submarine ROV

Renowned webcomic artist Randall Munroe built a submersible ROV starting with a commercially-available parts kit: The kit comes with a good set of underwater motors and a sensitive camera, and this summer I started modifying it to use an Arduino and joystick control, running the whole thing over Cat-5 cable (which significantly lightened the tether). […]

My Little Pony soldering unicorn

My Little Pony soldering unicorn

Sparkles, here, is the creation of LA hackerspace denizen Matt Pinner, based on a concept by Sean Bonner. More pics in the Crash Space Flickr pool. “The value of something like this,” Sean observes, “is pretty obvious.”

Although it may be hard to top the My Little Pony version, this could be a fun game, for awhile. Mr. Potato Head, maybe?

How-To: ShapeLock assistive spoon

How-To: ShapeLock assistive spoon

Gregg at Instructables made this assistive spoon using nothing more than thermoform plastic and, well, a spoon. One commenter points out that the package advises against moulding the plastic around body parts, but I wonder if that’s so that you don’t end up with a permanent (and therefore possibly dangerous to remove) bracelet or worse, […]

Make a custom circuit board holiday tree

Make a custom circuit board holiday tree

Want to build your own custom circuit board, in a fun shape? Don’t want to deal with any etching chemicals? You can use your Dremel Rotary Tool to cut a copper clad board into a unique shape and route festive pathways for your electrons. This technique (sometimes called “dead bug construction” or “ground plane construction”) is a fun way to explore circuit board design and surface-mounting of through-hole electronic components. Plus, the result is a really fun high-tech ornament that displays its technology on the outside.