Research & Successes

Reading Research - Alignment & Successes

The Evidence Is Clear - Our Outcomes Are Exceptional 

It's a fact: When students' foundational reading skills are firmly in place, they benefit from better word-level reading, improved reading accuracy, increased reading rate, confidence, and, ultimately, reading comprehension. For students of all ages, strong foundations result in an ability to tackle complex content area reading and success on standardized tests.  Watch a quick video↠

Off the Charts Impact!

The “zone of desired effects” when it comes to impacting student achievement is 0.4–1.2. When the effect sizes of implementing Really Great Reading were calculated, they exceeded the desired effects—literally off the chart! We know our programs are different and better, but you don’t need to take our word for it. Read through our data summaries to see the substantial gains students in various settings have made implementing Really Great Reading’s programs.

Are You Considering the Really Great Approach?

We are trusted and proven. Don't choose without looking at our offerings. For 18 years, we have been developing and offering scientifically aligned foundational reading instruction. Teachers regularly share success stories, demonstrating the effectiveness of Really Great Reading's programs. Our ESSA Level II certification and case studies confirm that Countdown, Blast Foundations, HD Word, and Phonics Boost significantly improve foundational reading skills for both young and older struggling readers.

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With Over 3 Million Students Served, Our Solutions Are Trusted, Proven, and Highly Effective

For 18 years, we have been at the forefront of developing and offering scientifically aligned foundational structured literacy reading instruction and professional development. We pride ourselves on the depth and breadth of our offerings. We are an organization of educators who create for educators with the explicit goal of exceptional student outcomes. We prevent and remediate reading failure. 

Top Math App for Online Learning - Awards for Mathseeds - Mathseeds

A third-party research group examined in two distinct studies whether students who used Really Great Reading Instruction improved literacy outcomes for elementary school students in an urban school district and a large public school district during the 2022/2023 school year. 

Key Findings from Study 1 

1st -3rd grade students had significantly higher mid-year reading scores.

ESSA Evidence Level II Research

Key Findings from Study 2 

Kindergarten students had significantly higher end-of-year composite reading, letter naming, and nonsense word fluency scores.

ESSA Evidence Level II Research

A third-party research group examined the impact of usage of Really Great Reading’s instructional programs on student literacy outcomes for elementary school students in two public school districts during the 2022/2023 school year in two distinct studies.

Key Findings from Study 1

2nd - 5th grade students had increased reading scores by the end of the year.  

ESSA Evidence Level III Research

Key Findings from Study 2

Kindergarten students had increased middle-of-year reading scores.

ESSA Evidence Level III Research


A third-party research group created a logic model for Really Great Reading's instructional programs, outlining participant reach, activities, outputs, and outcomes. The study assessed the correlation between Really Great Reading's implementation, teacher knowledge, instruction, and student literacy outcomes.

Key Findings

This study demonstrated a rationale by providing a detailed logic model informed by previous, high-quality research.

ESSA Evidence Level IV Research

How Does Really Great Reading Align With the Science of Reading and Foundational Skills?

Download Our Foundational Skills by Grade & Science of Reading Alignment PDF

Foundational Skills PDF

For Texas, Download Our Foundational Skills by Grade & TEKS Aligned PDF

TEKs Foundational Skills PDF

National Assessment of Educational Progress (NAEP) -

The Nations Report Card on Reading

In 2019, only 33% of fourth-graders were at or above NAEP Proficient level on the reading assessment. Read the full Nations Report Card on Reading>>

The following data summaries show that after using Really Great Reading’s Phonics Suite programs (Countdown, Blast Foundations, HD Word, Phonics Boost, and Phonics Blitz), students from schools in a wide variety of settings across the country have made substantial gains in their reading skills.

Third-Party Research


Really Great Reading’s Data


White Papers 


Dyslexia & English Language Learners 

Are you looking for a Science of Reading curriculum solution?
Don't make a decision without looking at our exceptional, efficient, and scientifically aligned approach and reading programs.
Whether it be our professional development, diagnostics, grouping, reading interventions,
and whole-class reading and vocabulary instruction, everything we offer, is firmly rooted in the Science of Reading.

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