ReadTheory

ReadTheory delivers completely free, adaptive reading comprehension exercises that calibrate passage complexity in real time based on each learner's responses. Covering K–12, ESL and adult literacy, the platform offers an AI Worksheet Builder, printable quizzes, district-level dashboards and SSO integration, while award-winning algorithms boost Lexile levels without teacher prep time. Detailed analytics flag skill gaps, project growth trajectories and satisfy state reporting requirements, making differentiated literacy instruction scalable at zero cost.