Welcome to CBSE Notes by Pratap Sanjay Sir, your ultimate destination for comprehensive, easy-to-understand study material for all CBSE classes. Whether you're in Class 7, 8, 9, or 10 & I.Sc. you’ll find well-organized and exam-focused notes for all major subjects including: Mathematics Science (Physics, Chemistry, Biology) Social Science English Hindi Our notes are designed to simplify complex concepts, making learning quick and efficient.