Sir help me please don't refer to any article on your site I'm in class 9 I've read the article on your site. I wanna know which topics or chapters should I start for IIT foundation please name chapters and how to manage other subjects except PCM and top in school exams Answer! I'm Midway in 9th can I start even now?

Number System
Polynomials
Co-Ordinate Geometry
Linear Equations in Two Variables
Introduction to Euclid's Geometry
Lines and Angles
Triangles
Quadrilaterals
Areas of Parallelograms and Triangles
Circle
Geometrical Constructions
Heron''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''s Formulae
Surface Areas and Volumes
Probability

All chapters in chemistry and physics

For other subjects study properly at home

yes you can start
Regards