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    • Explore all products by grade, tier, or reading pillar, or select from popular products below:
    • SPIRE Products
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EPS Learning Library

Research & Efficacy

Explore EPS Learning Research and Efficacy

EPS Learning regularly publishes foundational research on our suite of solutions. Our programs are backed by the industry’s most applicable efficacy research, are aligned with science of reading, and are intentionally designed to unlock the potential of each learner. We are committed to following the research as we build and refine programs that embrace and advance best practices. We work tirelessly to support teachers, schools and districts in moving K–12 students forward on their learning journey.

Solutions that have ESSA Validation

essa-level-3

SPIRE

ESSA Level III

Read Report
essa-level-1

EPS Reading Assistant

ESSA Level I

essa-level-4

EPS Reading Accelerator

ESSA Level IV

Read Report
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SPIRE Next

ESSA Level IV

Read Report
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Wordly Wise 3000

ESSA Level IV

Read Report

Literacy Suite Solutions

SPIRE

  • SPIRE ESSA Level III Study
  • SPIRE: Prevention of Reading Failure
  • Research-Based Overview: SPIRE
  • SPIRE: Intensive Reading Intervention: A Comparative Analysis at Second Through Sixth Grades
  • Research-Based Overview: SPIRE Foundations: Sounds Sensible
  • Research-Based Overview: iSPIRE
  • SPIRE Pedagogy Non Grata SPIRE Meta-Analysis
  • LETRS to SPIRE Correlations
  • SPIRE Case Study: Baltimore City Schools, MD
  • SPIRE Case Study: Cumberland County Public Schools, NC
  • SPIRE Case Study: Everyone Reading, NY
  • SPIRE Case Study: Freedom School, MO
  • SPIRE Case Study: Grace Miller Elementary, CA
  • SPIRE Case Study: Mesa Public Schools, AZ
  • SPIRE Case Study: Saraland Elementary School, AL
  • SPIRE Case Study: Stilwell Public Schools, OK
  • SPIRE Case Study: Oakland USD, CA
  • SPIRE Success Story: Lammersville USD, CA
  • Allen Parish Implements the Science of Reading with SPIRE, Louisiana Public Schools, LA
  • Turning Pages: Literacy Intervention in New Mexico, Las Cruces, NM
  • SPIRE Helps Hundreds of Struggling Palm Beach Students, Palm Beach County, FL

EPS Reading Assistant

  • EPS Reading Assistant: Impact Research
  • EPS Reading Assistant Case Study: Oakland USD, CA
  • EPS Reading Assistant Success Story: Lammersville USD, CA

Vocabulary from Classical Roots

  • Vocabulary From Classical Roots: Research Paper

Wordly Wise

  • Wordly Wise: Research Paper Wordly Wise 3000 3rd Edition

Supplemental Solutions

Explode The Code

  • Explode The Code and Beyond The Code: Research Paper
  • Explode The Code and Beyond The Code: California English Language Development Test (CELDT) Overall Results
  • Explode The Code and Beyond The Code: California English Language Development Test (CELDT) Reading Results
  • Explode The Code and Beyond The Code: California English Language Development Test (CELDT) Writing Results
  • Explode The Code and Beyond The Code: California Standards Test (CST) Language Arts Results
  • Explode The Code and Beyond The Code: California Standards Test (CST) Language Arts Results San Mateo-Foster City School District, 4th Gr.
  • Explode The Code and Beyond The Code: California Standards Test (CST) Language Arts Results San Mateo-Foster City School District, 3rd Gr.
  • Explode The Code and Beyond The Code: California Standards Test (CST) Language Arts Results San Mateo-Foster City School District, 5th Gr.
  • Explode The Code and Beyond The Code: Outcomes Analysis for Ravenswood City School District, East Palo, Alto, CA
  • Explode The Code and Beyond The Code: Outcomes Graphs for Ravenswood City School District, East Palo Alto, CA

Just Write

  • Just Write: Research Paper

Making Connections

  • Making Connections: Research Paper

Preventing Academic Failure (PAF)

  • Preventing Academic Failure (PAF): Research Paper

Primary Phonics

  • Primary Phonics & Primary Phonics Readers: Research Paper

Recipe for Reading

  • Recipe for Reading: Research Paper

Slingerland Screening Tests

  • Slingerland Screening Tests: Research Paper

Sitton Spelling and Word Skills

  • Sitton Spelling & Word Skills: Research Paper

Touchphonics

  • Touchphonics: Research Paper

Writing Skills

  • Writing Skills: Research Paper 2nd Edition
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