People around the world collectively spend billions of dollars each year on products and services designed to extend their ...

I've been teaching violin for more than 25 years and many of my students have been complete beginners. What teaching beginners has taught me is that the first steps on the violin are never just about ...

Bézier curves are parametric curves defined by polynomial equations. To work with Béziers in OpenSCAD we need to load BOSL2/std.scad, which includes the extension beziers.scad. Bézier curves vary by ...