Welcome to Achieve the Core

Free, ready-to-use classroom resources that align to college- and career-ready standards, including the Common Core

Monthly Spotlight

Math Fluency Resources

Check out this collection of fun K-5 math fluency activities that can be used with any textbook. Add them to your lessons to help build skills!

  • Create an Account

    Create an account to save your favorite resources and receive recommendations for materials based on your preferences.

  • Become a Core Advocate

    The Core Advocates Program engages educators with the content knowledge and resources they need to support teachers and students in the transition towards a college and career ready education.

Latest Tweets From


Develop your high school students' understanding of quadratic functions with this three-day lesson!… twitter.com/i/web/status/8…

Check out and share our webinar on understanding and using imperfect curricular resources! bit.ly/2v0IlwP

Have a webinar in mind that you're eager to share? Here's a link to all of our past webinars! bit.ly/2unByj8

This two-day “1984” sample lesson contains text- dependent questions & student discussion activities! bit.ly/2vlXV5s

Begin your 2nd-graders’ journey towards fluency with sums and differences within 20 with this lesson! bit.ly/2usfHb4