Those days predated the Common Core math standards, which arrived in 2010 and put forward a central idea: Students should know why they arrived at an answer, and that is just as important as getti ...

For example, the Common Core math standards say fifth-graders should ... say that students should be able to explain how an author uses evidence to support particular points in a text.

But the way math was taught before Common Core was not always the only way. When the so-called "New Math" was introduced in the 1960s it was met with much of the same criticism Common Core is ...

The adoption of the Common Core State Standards (CCSS) for English language arts and mathematics in 45 states and the District ... perspectives and on the perspectives of others, as well as “explain ...