Reading Plus has been evaluated by multiple well-respected educational organizations. The results of these evaluations consistently show that educators can use Reading Plus with confidence.

Strong Evidence for ESSA

The Center for Research and Reform in Education at Johns Hopkins University found Reading Plus to have “strong evidence” to support ESSA.

The Reading Plus InSight assessment was reviewed by the National Center for Intensive Intervention (NCII) as an academic screener. NCII evaluated InSight across a range of technical standards and concluded that InSight had “convincing evidence” of validity, reliability, and classification accuracy.

The What Works Clearinghouse (WWC) is a trusted source of scientific evidence on education programs and solutions that works to answer the question, “What works in education?” As part of the Institute of Education Sciences in the U.S. Department of Education, WWC reviews research, determines which studies meet rigorous standards, and summarizes the findings to inform decisions and improve student outcomes.


Reading Plus aligns with the WIDA Standards Framework and is a WIDA-certified resource for use with English language learners. The WIDA PRIME V2 correlation for the Reading Plus product was completed in April 2018.