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Showing posts with label Upstairs. Show all posts
Showing posts with label Upstairs. Show all posts
3d pencil drawing | 3d pencil sketches
Some cool 3D pencil drawings by Fredo. Totally amazing what you can do with a pencil, some paper and a desk lamp... truely amazing
crazy moving upstairs optical illusion
Based on Escher's optical illusions of never-ending staircases, this simple drawing illustrates the concept of always walking upstairs. Or is it downstairs?
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