SAT test preparation books sit on a shelf at a Barnes and Noble store in New York City. (Photo by Mario Tama/Getty Images) In the ever-evolving landscape of test preparation, a new player has sprouted ...

Research has shown the potential for racial and class bias in IQ testing, so schools are slowly moving away from the practice — but not fast enough for many parents and researchers. Credit: Camilla ...

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 ...