Science and Technology Courseware, 9e by Ravi P. Agrahari for UPSC CSE 2025-26 | McGraw Hill Edge(English Medium)

Science and Technology Courseware, 9th Edition by Ravi P. Agrahari is a comprehensive guide for UPSC CSE 2025-26 aspirants. This updated edition covers key topics in science and technology with detailed explanations, integrated current affairs, and topic-wise analysis. It includes 100+ author video lectures, Prelims PYQs (2011–2015), Mains PYQs, and access to exclusive digital resources on McGraw Hill Edge. Ideal for thorough understanding, smart revision, and effective UPSC exam preparation.