A proven record of success

No matter a student's age, ability, or background, IXL produces measurable results. Review research studies to find out how IXL has made a difference in schools' performance.
Higher Standardized Test Scores with IXL
  • The math percentile passing rate on the Florida State Assessment (FSA) was 15 points higher in schools using IXL for two years compared to schools not using IXL.
  • Schools using IXL for at least one year had an ELA percentile passing rate 7 points higher compared to schools not using IXL.
  • Download full study
study graph
Download full study
Increasing Proficiency in Math and ELA with IXL
  • IXL schools performed better than non-IXL schools on both the math and ELA sections of the California Assessment of Student Performance and Progress (CAASPP).
  • The expected number of students with proficient scores on the CAASPP would increase by 8.5% for math and 10% for ELA if students mastered one additional IXL skill per week.
  • Download full study
study graph
Download full study
Higher PARCC Scores with IXL
  • The percentile proficiency rate on the PARCC in schools using IXL for one year was 5 points higher in math and 4 points higher in ELA compared to schools not using IXL.
  • Schools using IXL for two years had a PARCC percentile proficiency rate 9 points higher in math and 8 points higher in ELA compared to schools not using IXL.
  • Download full study
study graph
Download full study
Improved Test Scores in Title I and High-ELL Schools
  • The percentile proficiency rate for Title I schools in Minnesota using IXL for three years was 8 points higher in math and 13 points higher in ELA compared to Title I schools not using IXL.
  • Minnesota schools with at least 30% ELLs using IXL for three years had a percentile proficiency rate 7 points higher in math and 12 points higher in ELA compared to high-ELL schools not using IXL.
  • Download full study
study graph
Download full study
Increasing Gains over Time with IXL
  • In 2013, long-term IXL schools in New York outperformed non-IXL schools by 13 points on the math Performance Index (PI).
  • By 2014, the PI gap between the same schools grew to 15 points. In 2015, the PI gap jumped to 18 points.
  • Download full study
study graph
Download full study
IXL Comparable to Additional Instructional Time
  • IXL's effect on math standardized test scores is equivalent to 6.2 weeks of extra instructional time each year, according to results from a study conducted in an Oregon school district.
  • 100% of teachers surveyed said that their students' confidence in learning math increased.
  • Download full study
study graph
Download full study
Success with IXL in Rural and Title I Schools
  • IXL helped a rural high school skyrocket from below the 5th percentile in state rankings to a 97th percentile state ranking.
  • IXL boosted scores on the math section of the California Standardized Test (CST) in a Title I elementary school by 23 points.
  • Download full study
study graph
Download full study

Want to learn more about IXL's success stories?

Educators across the country share effective ways to use IXL.