Richardson ISD students improved on most high school and math State of Texas Assessments of Academic Readiness, or STAAR, end-of-course exams, although most grades lagged behind statewide performance. Scores released by the Texas Education Agency showed RISD students improving from 2025 on 10 exams across grade levels and performing at or above the state level on five exams. By the numbers When calculating scores, anything above a "did not meet grade level" is considered a passing score.