# Lexia Learning > Science-of-reading-based K-12 literacy company providing adaptive curriculum, educator professional learning, and intervention tools for Pre-K through grade 12. Founded 1984, used by 1 in 3 U.S. school districts — 8.8M+ students, 600K+ educators, 24,000+ schools across all 50 states. Research base includes 87+ independent studies, 30 peer-reviewed publications, and a "Strong" ESSA rating for Core5. _Extended version with full page content: [llms-full.txt](./llms-full.txt)_ ## Literacy Curriculum (Student-Facing) - [Lexia Core5 Reading (Pre-K–5)](https://www.lexialearning.com/core5): Adaptive reading program covering phonological awareness, phonics, vocabulary, fluency, and comprehension — 20 peer-reviewed studies, closes literacy gap in as little as 10 weeks. - [Lexia PowerUp Literacy (Grades 6–12)](https://www.lexialearning.com/powerup): Secondary literacy intervention with 180 placement profiles — up to 5x more effective than the average middle school reading intervention. - [Lexia English Language Development (K–6)](https://www.lexialearning.com/lexia-english): Speech-recognition-powered program for multilingual students — aligned to WIDA, CA ELD, TX ELPS, ELPA 21, and NY ESL standards. ## Educator Professional Learning - [Lexia LETRS (Pre-K–5)](https://www.lexialearning.com/letrs): Science-of-reading PD authored by Dr. Louisa Moats — 698,000+ educator enrollments supporting 9.4M+ students; graduate credit via American College of Education. - [Lexia Aspire (Upper Elementary–High School)](https://www.lexialearning.com/aspire): IDA-accredited self-paced professional learning for content-area teachers, interventionists, and instructional leaders — up to 3 ACE graduate credits. - [Success Partnerships](https://www.lexialearning.com/success-partnerships): Implementation support from Lexia Success Managers — research shows partnered districts achieve stronger fidelity and student outcomes than self-directed rollouts. ## Solutions by Need - [Science of Reading](https://www.lexialearning.com/science-of-reading): Lexia's framework combining educator expertise (LETRS, Aspire), adaptive curriculum (Core5, PowerUp), and embedded assessment — serves 8.8M+ K-12 students. - [Dyslexia Support](https://www.lexialearning.com/dyslexia): Structured literacy approach for the 15–20% of students with dyslexia — users 2x more likely to be proficient readers after one year versus non-users. - [Reading Intervention](https://www.lexialearning.com/intervention): Tier 1–3 intervention tools for RTI/MTSS programs — patented Assessment Without Testing® surfaces skill gaps without stopping instruction. ## Research & Company - [Why Lexia](https://www.lexialearning.com/why-lexia/): Company positioning and proof — 40+ years, 1 in 3 U.S. districts, 87+ independent studies, 1,900+ citations by literacy experts. - [Awards](https://www.lexialearning.com/why-lexia/awards): 100+ industry awards since 2008, including 2025 SIIA CODiE Winner (LETRS), 2024 Excellence in Equity Winner (Lexia English), and Best K-12 Podcast Series (All For Literacy). - [Research Resources](https://www.lexialearning.com/resources/research): Peer-reviewed publications, external evaluations, ESSA evidence reports, and efficacy studies across Core5, PowerUp, LETRS, and English Language Development. ## Optional - [Resource Library](https://www.lexialearning.com/resources): Guides, white papers, infographics, webinars, and podcast episodes on science of reading, multilingual learners, dyslexia, and intervention. - [Blog](https://www.lexialearning.com/resources/blog-posts): Educator-focused articles on reading instruction, assessment, policy, Title I, and classroom practice. - [Lexia by State](https://www.lexialearning.com/lexia-by-state/): State-level directory with local representative contacts and regional implementation context across all 50 states and DC.