2,500 ₨

Advanced level chemistry physics science for technology and ordinary level mathematics science theory revision.2019,2020,2021 . Specially for those who have low marks in their s term tests. Mathematical simplifications will be explained from very basics. 500 organic conversions will be solved by using 15 memory maps. Another 15 memory maps for inorganic spd industrial. Colombo, kandy, negombo, gampaha, kalutara, galle, matara. Roshan0711090333