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Browse and Download Raz-Plus Research

Raz-Plus brings PreK–6 teacher resources and a personalized digital student portal together in one powerful blended learning solution. Raz-Plus meets ESSA strong evidence standards! Access the studies below to learn more.

ESSA — Proven Results


McREL Study Raz-Plus

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McREL Study Examines Effects of Raz-Plus on Reading Achievement and Motivation

Read about McREL International's rigorous study of the effects of Raz-Plus on reading skills and motivation to read.

Raz-Plus and Reading Achievement in Students in...

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Independent Study: Raz-Plus and Reading Achievement in Students in Grades 3–5

This independent study in a large urban school district compared reading abilities in two student groups: one with Raz-Plus, one without.

Tutoring Programs and Reading Achievement

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Tutoring Programs and Reading Achievement in Second-Grade Students

Read about second-grade students in rural schools who used Raz-Plus as part of their tutoring in this study.

Case Studies


Addressing the “Summer Slide” With Raz-Kids and Reading A-Z

This study asks whether at-risk students using Raz-Kids and Reading A-Z can overcome the “summer slide.”

Reading A-Z and Raz-Kids as Part of a District-Wide Literacy Plan

What happens when a large urban school district implements Reading A-Z and Raz-Kids for supplemental and intervention literacy instruction?

Raz-Plus and Early Reading Skills in Kindergarten Students

By including students with low pre-literacy skills, this study informs the field of potential prevention for future reading difficulties.

Raz-Kids and Developmental Reading in First-Grade Students

This case study examined how Raz-Kids impacted reading scores in first-grade students from economically disadvantaged families.

Reading A-Z and Literacy Skills in Title I School With ELL Majority

This case study addresses an implementation of Reading A-Z in a Title I school where two-thirds of students were English language learners.

Raz-Plus and Reading Proficiency in a Rural Elementary School

Examining Raz-Plus effects on economically disadvantaged students, this study compared reading proficiency in cohorts four years apart.

Research Base


Teaching the Foundations: Best Practices for Emergent Readers

This white paper addresses research on foundational literacy areas, including key areas identified as critical for emergent readers.

Reading to Learn: Going Beyond the Foundations

To help students learn from complex informational text, the focus of instruction shifts toward comprehension and analysis of text.

English Language Learning: Speaking, Listening, Reading, and Writing in English

Raz-Plus ELL Edition helps English language learners develop speaking, listening, reading, writing, and grammar skills in English.

Exceptional Learners: RtI, Special Education, and Gifted Students

Discussing research on giftedness, RtI, and special education, this paper also describes best practices for teaching exceptional students.

21st Century Skills: Preparing Students for Future Success

Learning A-Z resources promote critical thinking and teamwork, also addressing the crucial 21st century skills described in this white paper.

More Studies and Publications


Reading Motivation in English Language Learners Using Raz-Plus

Find out whether Raz-Plus affected motivation to read in these fifth-grade students learning English.

Raz-Kids and First Graders’ Reading Comprehension and Fluency

This experiment examined reading comprehension and reading fluency in students with learning disabilities who used Raz-Kids.

Reading Growth in Elementary School Students Following Tutoring Programs

Elementary school students with learning disabilities in rural communities worked to improve reading fluency.

Raz-Kids and Reading Accuracy in Second Graders

Second-grade students used Raz-Kids for independent reading practice in this study.

How Raz-Kids Impacts Third Graders’ Reading Comprehension and Attitude Toward Reading

Do students using Raz-Kids show increased reading comprehension and higher motivation to read? Find out in this master's thesis!

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