An award-winning app, courtesy of the folks behind Khan Academy, Draw and Tell boasts a whole bunch of digital tools—crayons, paint brushes, stencils stickers and more—that encourage kids to ...

Drawing hands can feel daunting, but the key is to break down their complexity into simple, repeatable rules. Whether you're sketching from a model or straight from your imagination, understanding ...

Scientific manuscripts are full of images. Since the birth of the life sciences, these images were in a form of hand drawings, with great examples from da Vinci, Hooke, van Leeuwenhoek, Remak, Buffon, ...