Open Up High School Math is the only high school mathematics curriculum with every lesson structured around the 5 Practices for Orchestrating Productive Mathematics Discussions (Smith & Stein, 2018). This complete three-year high school curriculum is built upon the Comprehensive Mathematics Instruction Framework to meet the expectations of College and Career Ready Standards. Available in both Integrated and AGA course sequences. Please see this site for additional information: https://openupresources.org/math-curriculum/high-school/. You can also download the entire curriculum for free at openupresources.org .