Galileo serves as an extensive evaluation platform tailored for K–12 education, providing adaptable, standards-based assessments in subjects such as English Language Arts, Spanish Language Arts, mathematics, and science. By employing Item Response Theory (IRT), it accurately gauges student achievement and development, with the capability to forecast outcomes on year-end state assessments with an impressive accuracy rate of up to 85%. Teachers can utilize predefined benchmarks alongside a comprehensive item bank comprising over 20 diverse item types to design personalized assessments that track mastery of standards and guide teaching strategies. The system offers valuable insights through in-depth reports generated at various levels, including district, school, class, and individual student analyses, which encompass benchmark performance indicators, individual development profiles, and mastery of standards reports. With these resources, educators can pinpoint students who require specific interventions or enrichment activities, adapt their instructional methods accordingly, and effectively monitor student progress throughout the academic year. Furthermore, this adaptability ensures that educational strategies can be refined to meet the diverse needs of learners across different grade levels.