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System 44

Product identity

Publisher
HMH
Program family
System 44

Instructional fit

Courses
Grades 3–12
Role explanation
Legacy Tier 2 and Tier 3 foundational-reading intervention for grades 3–12.
Supported grades
Supported instructional roles

Materials and delivery

Format description
Legacy blended intervention with adaptive student software, teacher-led print lessons, student worktexts, independent reading, assessment, reporting, and family resources.
Included components
Adaptive System 44 software; 44Book student materials; Resources for Differentiated Instruction; teacher-led small-group lessons; independent reading; HMH Phonics Inventory; HMH Reading Inventory; progress monitoring; leadership reporting; bilingual family portal.
Languages and support
English with embedded support for English learners and an English-Spanish family portal.
Format components

Links and notes

Vendor product URL
Visit publisher product page
Curriculum notes
Formerly offered by Scholastic and Houghton Mifflin Harcourt; the current publisher name is HMH. HMH integrated System 44 into Read 180 and ended support for standalone System 44 customers after June 2024. District relationships should use the Read 180 record where the integrated program replaced System 44.

Availability

Product availability
Discontinued—no longer available for purchase
Last checked
September 29, 2026

A discontinued grades 3–12 foundational-reading intervention formerly combining adaptive software, teacher-led instruction, independent reading, assessment, and progress monitoring.

System 44 was HMH's intensive foundational-reading intervention for older struggling readers in grades 3–12. Adaptive software personalized instruction in phonemic awareness, decoding, spelling, vocabulary, fluency, comprehension, and writing. Teacher-led lessons, independent reading, placement assessment, and implementation reporting worked together in a blended intervention model. HMH has integrated the System 44 scope and sequence into Read 180.

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