Classworks Universal Screeners have been validated by the National Center on Intensive Intervention (NCII), and they received the highest ratings for reliability and validity.
Classworks Efficacy: Reading and Mathematics with NWEA
This study analyzed achievement differences between middle school students with and without exposure to Classworks evidence-based interventions. Students using Classworks experienced significant gains on NWEA MAP Growth Reading and Mathematics assessments when compared with non-users. An independent third-party review of the study design, population, methods, analysis, and results has been conducted. The analysis concludes that this study meets the requirements for Level 2 evidence under the ESSA legislation.read full study