Almost 6 years after launching on Kickstarter, WobbleWorks has announced some new product lines, and an iOS/Android app that will have 3Doodlers creating 3D pen art directly on smartphone or tablet ...

Perspective drawings show an object in 3D getting smaller in the distance. Two-point perspective close two-point perspectiveUses two vanishing points to create a 3D drawing. - This shows an object ...

With the advent and proliferation of tablets, using a pen to annotate or even sketch is becoming more and more useful, if not necessary. Enter the Space Pen. Now, you can sketch or annotate 3D models ...

Orthographic projections have a set of standard lines to show different aspects of the diagram. These lines allow complex shapes to be drawn simply in 2D. In third angle, what you see from the right ...