Lexia® Core5® Resources & The Science of Reading

The science of reading is evidence from the accumulation of five decades of research on reading acquisition and instruction that has been conducted using gold-standard methodologies.

Explore the connection between the application and evidence of the science of reading to learn how educators can help accelerate learning for their students through Lexia’s Core5 program.

Lexia® Core5® Reading is built to help educators put the science of reading into daily classroom practice by translating decades of evidence-based research into structured, explicit, and systematic instruction. Grounded in science of reading-based principles, Core5 addresses the essential components of literacy—phonological awareness, phonics, vocabulary, fluency, and comprehension—through adaptive, personalized learning pathways. These Lexia Core5 resources continuously assess student performance, identify skill gaps, and provide targeted instruction aligned to research-backed best practices. 

By combining embedded assessment, real-time progress monitoring, and actionable educator insights, Core5 supports schools and districts in implementing a cohesive, research-aligned approach to literacy instruction. Learn more about how Lexia supports educators at every stage of implementation, helping schools scale evidence-based instruction with confidence.

Download the Lexia® Core5® Resources guide by filling out this form