Indian students start out brightly but lose grip on various subjects as they go up in school. This is the finding of the National Achievement Survey NAS ) conducted throughout the country for classes 3rd, 5th and 8th in government and government-aided schools by the Ministry of Human Resource Development.The average per cent of correct answers by students show a declining trend as they reach higher classes. In Delhi—one of the worst states in the survey—in class 3rd, on an average, children are responding to 54% questions correctly in mathematics, while in class 5th the figure comes down to 44%. This figure drops down to further 32% as they’re promoted to class 8th.Interestingly, Bihar , with the lowest literacy rate among Indian states, shows a much better trend in mathematics learning. In class 3rd, on an average, children are responding to 63% questions correctly in mathematics, while in class 5th it is 52% and in class 8th 45%.The maximum percentage shift was seen in West Bengal where students scoring 71% in class 3rd dropped to 39% in class 8th—a big 32 point percentage change. The minimum percentage shift was recorded in Rajasthan and Jharkhand at 15%.In Karnataka, 3rd class children respond to 75% mathematics questions correctly. As they promote to class 5th, this rate is 67% and in class 8th it's 51%. For class 8th, the highest percentage is 57% in Rajasthan.In Arunachal, class 3rd children respond to only 49% mathematics questions correctly. As they promote to class 5th, this rate gets down to 39%. The least scorer in 8th class was Sikkim with only 30% questions answered correctly by the students.Students from Karnataka and Jharkhand answered 53% questions correctly. Puducherry was the least scorer with only 31% questions correctly answered. The national capital Delhi was fourth last after Daman & Diu and Arunachal where 34% questions were answered correctly by the students.The survey also assessed job satisfaction among teachers. 44% teachers in Delhi said they’re highly satisfied with their Job. In Bihar and Karnataka, such teachers were 50% and 79% respectively.This was the largest assessment survey conducted in the country and among the largest in the world. Competency-based learning outcomes of 2.2 million students from 1,10,000 schools across 700 districts in all 36 states/UTs were assessed. The survey tools used multiple test booklets with 45 questions for classes 3rd and 5th and 60 questions for class 8th in mathematics, language, environmental sciences, sciences and social sciences.