Isla McNabb, a 2-year-old from Kentucky recently became the youngest current member of American Mensa, a society for those with high IQs. She tested in the 99th percentile for the Stanford-Binet ...

Children from Singapore, Japan, South Korea, China, and Finland consistently score high on IQ tests due to strong education ...

This story about intelligence testing in schools was produced by the Hechinger Report, a nonprofit, independent news organization focused on inequality and innovation in education. Sign up for the ...

Children's intelligence quotient (IQ) scores are not significantly different in the first months after concussion compared with before concussion, data suggest. In a multicenter study of almost 900 ...

Psychologists administer IQ tests. Some psychologists don't test children younger than 4. Costs for testing can vary by the provider. Isla McNabb, a 2-year-old from Kentucky recently became the ...