UPSC Prelims Toolkit, an Ultimate Set of 13 Booklets. It helps aspirants to minimize the changes of elimination in CSE 2025 to maximize the chances of selection. It includes 6 books of UPSC Prelims PYQ, 6 practice books, 1 book of 15 Mock Test Papers. It contains accurate and meticulously curated PYQs from 1992 to 2023, organized both subject-wise and topic-wise. The toolkit is designed to facilitate your preparation by offering more than 15,000+ practice questions. These practice questions are covered across an equal number of topics and micro topics, such that no important area is left behind. All the answers are provided with the detailed explanations, which can handle all question related doubts.