9/2/2022
Lexia LETRS Efficacy Research
Lexia® is the Structured Literacy expert. For more than 30 years, the company has focused solely on literacy and today provides a full spectrum of solutions for both students and teachers. Included in the Lexia® portfolio is Language Essentials for Teachers of Reading and Spelling, 3rd Edition (LETRS®). This document summarizes the efficacy research studies that demonstrate the evidence base for LETRS.
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