Add Yahoo as a preferred source to see more of our stories on Google. 3D optical illusion drawing hack We love a nice optical illusion (if you hadn't noticed), and happily the internet is full of ...
SketchUp is a 3D modeling application similar to Photoshop or AutoCAD. Unlike these programs, however, SketchUp does not have a grid feature to guide you while you are drawing your models. Instead, ...
Mark has taught millions of kids how to draw in 3D. Find out what inspires him, how he became a YouTube sensational and his time on PBS.
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