WBEZ

Ten years ago, states across the country began to embrace a new set of tougher learning standards in public schools. This new model, called Common Core, was meant to transform how students are taught and what they learn. The goal was to raise the bar and level the playing field for schools across the country.

Today, Common Core is well-established across classrooms in Illinois — and many teachers say it has indeed transformed the way they teach and given students the critical thinking skills they need for the modern world...