Useless Box Featured on Tested

It takes a while to get to know all the quirks of your 3D printer and filament well. We thought we'd add to the knowledge base and share what we've learned about using the eSun 1.75mm PLA filament in Glass Watermelon Red on our Kossel Pro delta style 3D printer.

Simple cosplay cat ears made out of Fosshape, decorated with rhinestones and complete with RGB LEDs for color changing effect. Materials: Fosshape 300 2 x slow scroll RGB LEDs 2 x CR2032 coin cell batteries 2 x coin cell battery holders 100 flatback rhinestones 2 x hairclips fake fur steel ball chain Tools: scissors heat […]

We've churned out another Bicore Experimenter's PCB project: The "Bare Bones PhotoVore". This is an elegant little circuit, which offers the functionality of a basic photovore (with tactiles) all on a very simple circuit. Ours is solar-powered by a Miller Solarengine, but if you wanted to build one with a battery, your parts count would […]

New today is the Grove series from SeeedStudio. What makes Grove different is that is very modular, making quick-prototyping quite rapid. Usually this is an expensive feature. The rule of thumb is "Price, Speed, Quality - pick any two", but Seeed has made the 3 curves match just right.