ETS, or Educational Testing Service, is a nonprofit organization that develops and administers standardized tests. Founded in 1947, it aims to improve education and learning through assessment. ETS is best known for creating the GRE (Graduate Record Examination) and the TOEFL (Test of English as a Foreign Language), which are widely used for college admissions and English proficiency evaluation. The organization conducts research and provides resources to help educators and institutions enhance their assessment practices. ETS also offers various services, including test preparation materials and professional development for educators, to support effective teaching and learning strategies.