Art teachers face a major challenge when teaching new students to draw: how do you put techniques into words? Concepts like perspective have a visual language, but don’t easily lend themselves to a ...

News: a pen that can "print" 3D drawings in mid-air has attracted nearly $500,000 in one day from Kickstarter backers (+ movie). The $75 3Doodler by U.S. toy and robotics company WobbleWorks is ...