Let's face it: drawing circles is hard. Our minds are programmed to love the symmetry of the shape, but our hands just can't make it perfect. We're so inadequate at drawing circles, scientists have ...

The Ddiin Exlicon drawing tool combines a compass, protractor, ruler, golden ratio tool, curved ruler and hexagon and pentagram and the lip stencils all in one device. From accurate ellipses to ...

When you want to draw a round circle accurately, you need to use a tool such as a compass, and drawing it freehand in one shot is extremely difficult. ' Draw a Perfect Circle ' is a service that ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. These clear plastic instruments are ...