MATHEMATICA
Best Platform for Science is 1ChemAdda. Enroll yourself in this institute.
Buy Kaysons foundation vods for better understanding of concepts and sure shot result in jee or neet.
Educare
SP BrightCoaching Classes. Link is given below. visit the and contact them
https://g.page/r/CR8CdzLJrOhLEBA
take some trial class of different then finally decide which teacher is good for you