MakeUseOf: How Smart Are You? 5 Free Online Cognitive Tests to Check How Well Your Brain Works

MakeUseOf: How Smart Are You? 5 Free Online Cognitive Tests to Check How Well Your Brain Works. “There are a ton of online IQ tests, but there is more to smarts than intelligence alone. Some of these tests are completely non-verbal. Others have been around since the 1930s and are still relevant. Some are used by the NFL, and some will even find your inherent biases. And they’re all free.”