Meme found on Facebook, Jul. 2014.

Dr. Megan Koschnick discusses the inappropriateness of the Common
Core Standards for K-3 at the Common Core Conference held at Notre
Dame on Sept. 2013.

Donita Brown, "Are Common Core Standards Developmentally Appropriate?"
Spoiler alert: No. No, they are not, when judged by Piaget's theory.
Published to YouTube on Mar. 2014.

Editors of DEY, "Six Reasons to Reject the Common Core State Standards for K- Grade 3," Defending the Early Years site, May 2014.

Princeton Community TV, "Is the Common Core Developmentally Appropriate?" Education Roundtable program blog, Mar. 2014.

Rachel Monahan, "Kindergarten gets tough as kids are forced to bubble in multiple choice tests," New York Daily News, Oct. 2013.

Dr. Joseph Ricciotti, "How CCSS Ruins Kindergarten," Connecticut Post (via dianeravitch.net), Oct. 2013.

Peter Gray, "The Play Deficit," Aeon Magazine, Sept 2013.
As the subtitle states, "Children today are cossetted and pressured in equal measure. Without the freedom to play they will never truly grow up."

Ken Previti, "ACT for Kindergartners: Redefining Childhood and Monetizing Children," Reclaim Reform blog, Jul. 2014.

Carol Burris and John Murphy, "Why Young Kids Are Struggling with Common Core Math," Valerie Strauss' "Answer Sheet" in the Washington Post, Nov. 2013.

Susan Sluyter, "Kindergarten teacher: My job is now about tests and data — not children. I quit." Valerie Strauss' "Answer Sheet" in the Washington Post, Mar. 2014.

Michelle Gunderson, an ECE from Chicago, speaks out against Common Core at AFT's Convention, Jul. 2014.