They can be super fun and even informative. For years psychologists have used the Rorschach test to see how patients interpret different optical illusion images. We’ve come a long way since the days of inkblots. Now, a Swedish artist has created a mind-blowing illusion with the latest technology. It’s simply amazing.

Check out this freaky optical illusion

Artist Peder Norrby shared a video of his spectacular creation earlier this week on Twitter. Check it out below by clicking on the play button:

— Co.Design (@FastCoDesign) March 1, 2018 Norrby used his iPhone X to make it. Pretty incredible, right?

If you like brainteasers, check this one out to see if you can spot the panda in the sea of skulls

If you love “Where’s Waldo” and other Hide-and-Seek games, this puzzle is going to be a thrill. The goal is to find the panda hiding in this picture, but several other characters make an appearance as well: R2-D2, a pirate, E.T., a duck and many others! Click here to see how many characters you can find in this fun brainteaser.