Recognize Faulty Logic

Bad arguments are all around us. Train yourself to instantly detect common reasoning errors that often go unnoticed.

Are your guesses truly independent? Or is it possible that you're being manipulated by irrelevant information without your knowledge?

This quick tool is designed to give you a clearer sense of how you rate your own reasoning chops - and how your confidence compares to others.

Test your ability to estimate the frequency of events and compare your scores to other users with this quick quiz

Find out how well you can spot misleading rhetoric and recognize your own bias using real-world examples