Brain teasers are a fun way to test one's thinking skills. These puzzles give the brain a quick workout. A recent challenge ...

IQ tests are one of the popular forms of puzzle challenges on the web nowadays. In these types of puzzle challenges, readers are presented with a problem and must solve it using critical thinking ...

Math puzzles are a fun way to keep your brain sharp and active. Just like physical exercise is good for your body, mental exercise is very important for your brain health– that’s why missing number ...