Universal screening built on the Science of Reading
Based on over 30 years of research, mCLASS® is the universal K–6 assessment and intervention suite for early literacy that helps every child learn to read confidently.
What is mCLASS?
mCLASS, powered by DIBELS® 8th Edition, offers teacher-administered literacy assessments and intervention for grades K–6.
When you use mCLASS, you can be assured your students are getting the best the Science of Reading has to offer. Our assessments have been built on decades of research in curriculum-based measurement science, delivering a proven approach that screens for at-risk students and provides deep insight into individual students’ reading development.

Based on decades of leading literacy research
We partner with experts at the University of Oregon’s Center on Teaching and Learning, a recognized leader in early literacy assessment.
The University of Oregon are the creators of DIBELS® (Dynamic Indicators of Basic Early Literacy Skills) and mCLASS is the only licensed digital provider of the research-based DIBELS 8th Edition assessment. See more of our research.
Our approach
The comprehensive mCLASS system includes efficient DIBELS 8th Edition’s one-minute measures, a built-in dyslexia screener, intervention, and robust reports for teachers and administrators. It’s all you’ll need to monitor and support every student in your classroom.
Save hours of time
As the only digital provider of DIBELS 8th Edition’s one-minute measures, mCLASS eliminates the manual assessment process— saving you hours of time and giving you instant results and clear next steps for each student. Learn more about mCLASS’S efficient measures.


Catch at-risk students early.
Early intervention is critical. mCLASS offers universal and dyslexia screening in a single powerful tool—no additional assessment system required. Your most vulnerable readers are identified at the earliest levels. Learn more about mCLASS’s dyslexia screening.
Connect student data to personalized learning.
mCLASS connects with Boost Reading (formerly known as Amplify Reading), a K–5 student-driven literacy program that provides both remediation and enrichment for all students, leveraging the power of compelling storytelling to engage students in personalized reading instruction and practice. Learn more about Boost Reading.


Better data means better instruction.
mCLASS lets you know exactly which aspect of a skill a student is struggling with, and then gives you effective lesson plans for each student powered by reliable universal screening based on one-minute measures. Learn more about mCLASS reporting.
We’re making an impact
2,000,000
students
120,000+
teachers
1,200+
districts
6,000+
schools
What’s included
mCLASS provides benchmark and progress-monitoring assessments for grades K–6. Its ecosystem of elementary reading resources works to target skill gaps and provide the right instruction at the right time.

DIBELS 8th Edition
mCLASS is powered by DIBELS 8th Edition, enabling you to automate scoring and receive instant targeted instructional recommendations. DIBELS 8th Edition measures:
- Phonemic awareness
- Phonics
- Fluency
- Vocabulary
- Comprehension
Data you can trust
mCLASS’s teacher-administered assessment provides you with valid and reliable data that allows you to make informed decisions on instruction. Our assessments follow a one-on-one observational model.


Comprehensive literacy assessment
mCLASS provides benchmark assessments, ongoing progress monitoring, and voice recognition technology to comprehensively support each student’s literacy development.
- Foundational skills assessments
- Comprehension assessments
- Dyslexia screening assessments
Valid and reliable reporting
mCLASS gives educators detailed insight into your students’ reading development across foundational literacy skills. It provides a wealth of valuable reporting information for everyone—from classroom teachers and literacy specialists to principals and district leaders and parents and guardians at home.
- Skill-based reporting view for each student
- Real-time growth reports for each student
- Class summary reports
- School and district reports
- Parent and guardian reports


Embedded dyslexia screening
Included at no additional cost, mCLASS’s DIBELS 8th Edition measures are validated to provide information about dyslexia risk. mCLASS also offers supplemental measures to screen for risk related to dyslexia.
- Vocabulary
- Encoding
- Rapid Automatized Naming (RAN)
Easy to use, targeted lessons
mCLASS provides targeted instruction in all the critical foundational reading skills by automatically analyzing data to place students in skill-based groups with targeted activities.


Seamless student intervention
mCLASS connects to mCLASS Intervention, a proven companion intervention program that provides the analytical tools and resources educators need to make targeted, staff-led intervention a daily reality throughout the school year.
Explore more programs
Our programs are designed to support and complement one another. Learn more about our related programs.





