Try experimenting with different colours of ballpoint pen to create layers of texture. Light-coloured felt tips can easily pick up darker colours from a drawing surface. This can be avoided by ...
He has these tips for budding artists: A big, chunky head with a ridge above the eye is what really makes this drawing look like T. rex. Another key feature is the way the legs bend like a zigzag. If ...
It’s a simple robot that drags a pen around to draw on paper. [Tim] decided to build one that uses a simple skid-steer design to get around the page. An Arduino Nano is the brains of the ...
And the actual drawing experience is high quality here – you get a faithful recreation of the pen-to-paper feel, decent responsiveness and solid color accuracy. Lag can rear its head from time ...