If you are searching for a compact ruler and pencil set to carry in your pocket or bag taking notes or sketching. The Titanium Triangular Ruler Pen is a prime example of such a tool, offering a blend ...

If you use rulers on a daily basis or need to upgrade your existing measuring stick, you might be interested in the T3 scale aluminum metal ruler set which comprises of three rulers that combine to ...

Los Angeles-based studio Ensso has designed an all-in-one fountain pen with scale ruler for architects and engineers. Launched on Kickstarter, the Escala pen has a long, triangular cap that doubles as ...

It may sound like a crazy device, but this ruler that doubles as a fountain pen is one clever piece of industrial design. Its name is Escala, and it may be architects’ newest best friend. Escala was ...

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 ...