Common Core = Liberal propaganda
the article below has a timeline of education and evolution of common core.
Common Core: Jeb Forgets What It Is – Repaying Education Debt, The Proof
http://www.maggiesnotebook.com/2015/08/common-core-jeb-forgets-what-it-is-repaying-education-debt-the-proof/
My research shows the evolution toward Common Core by the Left, began in 1964, at least, and more likely, 1947. In the Time of Obama (2008), the movement lurched forward by branding the future of education as “Repaying Education Debt through Social Justice. Specifically, see in the timeline below, the text in green, beginning at 2008.