From number puzzles to sentence completion and even visual challenges, this pattern recognition cognitive test is designed to challenge your logic skills. Covering key areas such as figure matrices, ...

A visual evoked potential (VEP) test is one test that a doctor may use to diagnose multiple sclerosis and monitor disease treatment and progression. Your brain and spinal cord make up your central ...

India, July 9 -- Here is the best fun, challenging problem presented as an optical illusion. This will test how well and how quickly your eyes can identify different words, as well as crucial ...