The U.S. Department of Education's National Center on Response to Intervention (NCRTI) and National Center on Student Progress Monitoring (NCSPM) experts have reviewed the following Renaissance Learning tools and determined they meet the highest scientific standards of quality:

Accelerated Math received the highest ratings by the National Center on Response to Intervention (NCRTI). Its high marks confirm what teachers nationwide have said all along—Accelerated Math is truly in a class by itself. Accelerated Math also meets all criteria for scientifically based progress-monitoring tools set by the National Center on Student Progress Monitoring.

Accelerated Reader meets the criteria for scientifically based progress-monitoring tools set by the National Center on Student Progress Monitoring and is one of very few tools with published research that meets the standards of the What Works Clearinghouse.

MathFacts in a Flash received the highest ratings by the National Center on Response to Intervention (NCRTI).

STAR Early Literacy received the highest ratings by the National Center on Response to Intervention (NCRTI), and meets all criteria for scientifically based progress-monitoring tools set by the National Center on Student Progress Monitoring.

STAR Reading received the highest ratings for both screening and progress monitoring by the National Center on Response to Intervention (NCRTI), and meets all criteria for scientifically based progress-monitoring tools set by the National Center on Student Progress Monitoring.

STAR Math received the highest ratings for both screening and progress monitoring by the National Center on Response to Intervention (NCRTI), and meets all criteria for scientifically based progress-monitoring tools set by the National Center on Student Progress Monitoring.