USky.in provides Class Notes at a subtopic level. Our Lesson notes have been prepared by experts keeping in view the children learning styles and outcomes. Our notes summarize the textbooks and the class lectures in a structured and easy format. They are handy to carry around and effective for exam preparation. Notes are organized subtopic-wise for quick and easy reference. High-quality illustrations, mind maps and supporting diagrams aid in quick understanding. Our notes are well rounded covering all the key aspects in a simple and easy to learn format.