In 2011, Big Ideas Learning published a series of middle school mathematics textbooks that implemented the Common Core State Standards.

Although there are no federal standards, 45 states have agreed to base their curricula on the Common Core State Standards in mathematics beginning in 2015.

Controversy about curriculum ended with the widespread adoption of the Common Core State Standards, though debate about pedagogical issues continues in some circles.

The Common Core State Standards Initiative's focus, with regard to writing, is to prepare America's students for college and career writing.

This aligns the units of study she has recommended in the past with the new Common Core State Standards.

Implementing the Common Core State Standards will require us to engage in thoughtful discussions about how, and what, we should teach.

The new tests would follow the new Common Core State Standards.

The states supporting this initiative are planning on phasing over to the newer Common Core State Standards Initiative by 2014.

There is a significant emphasis on resources to guide teachers on implementing the new Common Core State Standards.

The adoption dates for those states that chose to adopt the Common Core State Standards Initiative are all within the two years following this announcement.