Math vocabulary alone isn’t a silver bullet—but research shows it’s linked to stronger academic achievement when paired with expert teaching practices.

This story was produced by The Hechinger Report, a nonprofit, nonpartisan news outlet focused on education. The Hechinger Report is a national nonprofit newsroom that reports on one topic: education.

In Central Falls, R.I., teachers are trying new strategies that move away from focusing on “key words,” the traditional, simplistic approach that often leads younger students astray CENTRAL FALLS, R.I ...