Twelfth grade (called Grade 12 in some places, also known as senior year in the United States and Australia) is the last year of secondary education in the United States, as well as many other nations. Learn what's taught in twelfth grade , the final year of high school, in various subjects such as math, English, science, social studies, and physical education. Find out how these subjects prepare students for college and beyond by developing critical thinking, analytical, and communication skills. Twelfth grade is the final year of secondary or high school education in many countries, preparing students for higher education, vocational training, or work. Learn about the common subjects, exams, specialization, and post- twelfth grade options in various educational systems. Explore the CBSE Class 12 Grading System for 2025, including detailed insights into CGPA, grade points, and percentage conversions. Understand how grades are calculated and what your marks mean in the updated CBSE evaluation pattern.