Dive Summary:

• Common Core standards are facing stumbling blocks even before they have been properly introduced into classrooms, with Indiana already stopping them, the Michigan House holding hearings on whether to suspend them, and Georgia and Oklahoma dropping out of a group developing exams based on the standards.
• Some parents and educators are saying that the standards are too difficult, a view that gained some traction when New York released results from reading and math exams.
• Supporters of the new standards say the rollout hasn't even been completed, some bumps are to be expected and critics are being too impatient.

From the article:

... “I am worried that the Common Core is in jeopardy because of this,” said Randi Weingarten, president of the American Federation of Teachers. “The shock value that has happened has been so traumatic in New York that you have a lot of people all throughout the state saying, ‘Why are you experimenting on my kids?’ ” ...