You can access the different websites which provide ncert english book solutions for class 10. There are some websites that allow you to make assignments for the course and make the studies interactive.
There is enough CBSE Math Study Material for Class 12textbookavailable containing hundreds of questions at the end of chapters that never get answered.
For instance if the student desires to study science of Class 8, he/ she should refer to CBSE class 8 science study material,which will help in planning the science chapters for the tests.
As a stepping-stone,CBSE maths study material for class 8 may be referred to students when they are enrolling into middle school so as encourage them to think logically.
The CCE scheme for classes VI to IX being followed in affiliated schools since 2009. The aims of the new scheme are to standardising teaching and evaluation across schools.
Some may need just the study material for class 10 CBSE science while others may need previous year question papers. Therefore it is up to you to figure out which portal to use.
Apart from the Periodic Tables and some of facts, Chemistry cannot be studied by memorizing all the study material for class 11 CBSE that is given in your syllabus.