Sounds simple right? Well ... If you'd like to make your own op art, take a look at how to draw a trippy optical illusion in 60 seconds.

If you're a fan of optical illusions, you'll love this simple how-to tutorial from the maker of the infamous Spanish castle illusion above, John Sadowski. I was amazed that it's so simple to make ...

Gizmodo recently explained how the illusion works to make it look like parts of the sketch are forming before the machine has time to draw them. The optical illusion isn’t an example of tricky ...

Some optical illusions require creative talent. You have to draw spirals, and pick the right ... just about anything can mess it up, even a simple grid. Two illusions prove exactly that.

“Once you learn a few tricks about how to demystify patterns you will understand how to see through the illusion and make your own. This class will have you creating eye-catching optical illusions and ...