Multiple studies have shown that while chess playing does improve cognitive, memory, and math skills, it doesn't necessarily translate into higher test scores. Research has produced mixed results on the effects of playing chess on test scores.
Does chess increase IQ?
Chess has been shown to raise student's overall IQ scores. A Venezuelan study involving 4,000 second grade students found a significant increase in their IQ scores after only 4.5 months of systematically studying chess.
Does playing chess improves brain?
When playing chess, your brain will be challenged to exercise logic, develop pattern recognition, make decisions both visually and analytically, and test your memory. Chess can be enjoyed by any age—as a result, these brain exercises can be part of the health of your brain for your entire life!