LightSail is the adaptive reading platform that helps students, classrooms, and school districts exceed their literacy goals. Students get access to personalized libraries filled with thousands of engaging, just-right texts to choose from. In-text assessments motivate students to increase the volume of their reading along with the difficulty of the texts they choose. Teachers get real-time access to meaningful data about student reading behavior, comprehension, and growth so they can provide the necessary guidance to enhance learning and encourage a love of reading.