Month: August 2010

DWex, an Arduino watch

Florin wanted a MakerBot watch but they were never in stock. So he made his own! He calls it the DWex, which stands for the ‘Duino watch for experimenters. This watch is built around a 3V-powered ATmega328P running at 8MHz. Time is shown using 2 circles of 12 LEDs, in a manner similar to an […]

Make: Projects – Ball-in-cage alarm switch

Make: Projects – Ball-in-cage alarm switch

I’ve been looking for an excuse to build one of these clever tamper-detecting switches for a long time. When a mystery critter recently started raiding the fresh catnip I grow outside as a treat for my indoors-only cat, I saw my opportunity. Sure, I could’ve bought or borrowed a commercial trail camera, or hacked a PIR motion detector circuit, or set up an IR webcam with software-level motion detection, but I’ve long been charmed by the simple low-tech design of the ball-in-cage switch.

Math Monday: Mathematical needlepoint

Math Monday: Mathematical needlepoint

By George Hart for the Museum of Mathematics Continuing our fiber arts theme of past weeks, today’s Math Monday offers an excellent example of mathematical needlepoint. This piece illustrates a Hilbert curve, taken to the sixth approximation. The continuously changing color of the thread makes it easy for your eye not to lose its place […]

Your Comments

Your Comments

And we’re back with our thirteenth installment of Your Comments. Here are our favorites from the past week, from Make: Online, our Facebook page, and Twitter. Over on Facebook, many people were pining for a kit version of the Elegant POV clock. Gregory Wild-Smith summed it up well: I want… nay NEED a kit for […]

Monster Art Tote

How adorable is this monster art tote from Craftster user, sadsilver. The lined tote bags are very simple, made from fabric from my stash. The monsters are made with polar fleece and eco felt. I stuffed each tote with a sketchbook and the monster teeth are made of six mini twistable crayons. She made them […]