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In this optical illusion you will see gray dots at the intersections in the grid below. This is known as the Hermann-grid illusion. Those gray dots ar...
Get your favorite graphics program and we'll get started.Start by making your basic building block: a black square with two identical smaller blue squ...
Grab the group of three squares, copy them and shift them to the right. This should give you what you see below. If you've mastered that step, the res...
You can grab all of the squares, copy them, and shift them over. Do this twice and you'll have the first row of your grid.
Apply the same technique you just used to create the row to create a series of rows.Grab the whole row, copy it, and shift it down. Keep doing this un...
Now select all the blue squares and delete them to get a nice clean grid of black squares. There are a few other ways of doing this, but for me this i...
Try using different colors to see what happens and even inverse it so that there are white squares on a black field.Have fun!
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Posted:Feb 19, 2009
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