Prepare to be surprised and entertained by the following sites that challenge and test your perceptions. You will discover that everything is not as it seems.

Brain Teasers, Puzzles and games for Teens and Adults 
https://sharpbrains.com

Are You Happy? Do You Have Grit? What Are Your Character Strengths? Dare to find out with these Questionnaires :
www.authentichappiness.sas.upenn.edu

"I Am a Self-Actualized Person; I Have No Prejudices of Any Kind." Are You Sure?
www.implicit.harvard.edu

The Mind is a Curious Thing: Several web Sites to Increase Your Wonder and Awe
www.TED.com Ideas worth spreading
www.psychcentral.com
www.cognitivefun.net In-depth tests that focus on attention, perception, and memory.
www.mturk.com If you want to make money as a psychology subject, this is the site.