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 ...

The Y Ruler, developed by Yuan Design Studio, is multi-functional measuring set, inspired by the ancient Brass Goniometer. It has been redesigned to offer enhanced durability and precision, embodying ...

There are two ways to construct a triangle using a ruler and a protractor. The first is a Side, Angle, Side (SAS) construction where two sides and the angle between them is known. The second is an ...

The U.S. Patent and Trademark Office on Tuesday issued Apple a patent for an app and GUI pertaining to multitouch virtual drafting tools, like rulers and protractors, which can be applied to portable ...

Casio has added a number of new features to its free online calculator program. ClassPad.net Version 2.0 gives students and teachers the ability to use a virtual protractor and compass tool, create ...