We all know about some of the more obvious consequences of warmer weather — like heat waves. But poorer math performance, at least in the short term when kids take tests on particularly hot days? That ...

DALLAS (AP) — When Tha Cung looked over his sixth-grade class schedule, he took notice of the math block. He had been placed in an advanced class. “I didn’t know ‘honors’ even existed,” he said. Tha ...