'I Did It' Mathematics is a activity-based mathematics series as recommended in the NCERT curriculum. 'I Did It' Mathematics is a activity-based mathematics series as recommended in the NCERT curriculum. The series focuses on a unique approach to concept-learning through diverse multi-sensorial activities and the key principles such as Critical thinking, Experiential learning and Integrated Pedagogy highlighted in the National Education Policy, 2020.The revised edition will be pedagogy centric and focus on building mathematical thinking and scientific proficiency. To be able to achieve so, innovative pedagogies have been explored such as experiential learning and teaching methods for holistic development of the students. Further including NEP tagging within the course book to validate NEP compliant claim.