LANGUAGE! The Comprehensive Literacy Curriculum® provides intensive intervention. It integrates reading, writing, spelling, vocabulary, grammar, and spoken English, rapidly advancing students (grades 3–12) who score below the 40th percentile on standardized tests. Its parallel curriculum, LANGUAGE! Focus on English Learning® is specifically designed for English learners. When delivered as designed, LANGUAGE! documents accelerated literacy gains of two to six years in a single academic year.