'I Did It' Mathematics is an activity-based and interactive course, prepared in conformity with the NCERT syllabus and the National Curriculum Framework (2005). It presents mathematical concepts in a logical and comprehensive manner and with high degree of clarity. It also encourages students to think, discuss and assimilate ideas and concepts with great ease. The simple and lucid manner of presentation of contents coupled with large number of illustrative examples facilitate easy grasp of concepts. The in-text activities in 'I Did It' Mathematics provide opportunity to students to relate mathematical concepts with everyday life.