Familiarity with tests and increased Internet capabilities helped districts administer assessments, but state system experienced glitches when overloaded.
After educators say interim test reports designed to improve teaching were too vague to be useful, the consortium that created them promises to do better.
The current metric for college and career readiness focuses too heavily on college preparation, critics have said.
It will be difficult to reverse the momentum in the state, where implementation of the Common Core is well underway.
Sean Nank, American College of Education professor, discusses Common Core math, instructional strategies, curriculum and the beauty of patterns.
Citing duplication, the state's third-largest district sought to drop the 11th-grade Smarter Balanced test.
Teachers comment on curricula, instructional materials, tests, student achievement data, and accountability in Center on Education Policy report.
Anne Udall, of the New Teacher Center, talks about how the Every Student Succeeds Act, or ESSA, is affecting Common Core implementation.
Common Core standards in math and English language arts have brought many changes to California classrooms. Here's a rundown of what's different.
Reviews of math and English language arts materials, along with a list of materials recommended by the California Board of Education, are available online.
The state formed committees to support implementation of the Common Core standards, Next Generation Science Standards and History-Social Science standards.
From yelling to whispering, a teacher's tone of voice in the classroom affects learning and student behavior, some educators say.
Los Medanos Elementary students learn Common Core concepts in fun ways and excel academically.
PISA tests show a lower-than-average percentage of U.S. students were high-performing in math, while a higher-than-average percentage of U.S. students were below proficient in math last year.
The Trends in International Mathematics and Science Study, or TIMSS, assessed 4th-graders, 8th-graders and advanced 12th-graders in 2015.