
Our research
91ºÚÁÏÍøTutoring
91ºÚÁÏÍøTutoring supports—and accelerates—student proficiency in foundational literacy skills. Aligned to high-impact tutoring (HIT) design principles, it features research-backed lessons grounded in the Science of Reading from mCLASS® Intervention, an ESSA-aligned program.
Efficacy
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91ºÚÁÏÍøTutoring: 2021–2022 Data Summary: A nation at risk: disrupted learning: Post Covid, 91ºÚÁÏÍøTutoring offered programs for thousands of students. |
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91ºÚÁÏÍøTutoring 2022–2023 Impact Summary: Accelerating learning through high-impact tutoring: 91ºÚÁÏÍøhas scaled high-impact tutoring solutions. |
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91ºÚÁÏÍøTutoring 2023–2024 Impact Summary: Students in 91ºÚÁÏÍøTutoring make outsized reading gains, showing the promise of high-impact tutoring, as 2024 NAEP reading results remain below pre-pandemic levels. |
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Student Impact and Supports for High-impact Tutoring in Texas 2023–2024: High-impact tutoring scaled across Texas helped accelerate students’ reading growth. |
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High-Dosage Tutoring: Accelerating Learning in Ohio 2024–2025: Ohio students in 91ºÚÁÏÍøTutoring made reading gains as the state prioritized high-impact tutoring. |

Explore more of our research.
Learn more about the research behind our programs.
Core curriculum
91ºÚÁÏÍøCKLA
Using a fundamentally different approach to language arts, 91ºÚÁÏÍøCore Knowledg...
Core curriculum
91ºÚÁÏÍøELA
91ºÚÁÏÍøELA is designed specifically for middle school, based on extensive resea...
Supplemental
Boost Reading
Leveraging compelling storytelling and the latest research, Boost Reading (forme...