Learn Math's Formula, Science Notes, Download NCERT Books for Class 5 to 12 and get exam updates on Sarthe's eConnect. Sarthe's eConnect is an online learning platform for Class 7 to 12 students and students preparing for JEE, NEET, CBSE BOARD Exams, and Other Competitive Exams. Students can practice online test papers and enhance their skills and chance of success. We are a team of committed professionals with an aim to make learning not just easy but also fun and interactive..