Boost Your Chess IQ - 2 DVDs

PDF) Does chess need intelligence? — A study with young chess players

Does chess make you smarter? 10 Brain benefits of playing chess

What's is Magnus Carlsen's IQ? - Chess Forums - Page 11

Does playing CHESS improve YOUR IQ? - Chess Forums

Explaining male predominance in chess

What is the nation recognized for its people with high IQ levels - Playground

CIC Saudi Arabia on X: The world's highest IQs and greatest #chess players compete in the King Salman World Rapid and #Blitz Championships this week in Riyadh - including @MagnusCarlsen, Sergey Karjakin

An active mind is a healthy mind: the powers of chess - Sport Aberdeen

What is Magnus Carlsen's IQ? Is He the Smartest Person Ever

Which IQ indices are most highly correlated with chess playing