UPSC Mains Notes, Toppers Notes and Subject Wise Notes for 2025

Download expert UPSC Mains Notes 2025 by TheIAShub, including paper wise study materials, toppers’ handwritten PYQs, Mains Booster Series, and free PDFs.

UPSC Mains Marks Distribution
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The UPSC Mains exam is one of the most important stages of the Civil Services Examination. To succeed, students need well-structured and comprehensive study materials. TheIAShub has prepared Mains notes for UPSC 2025 students using NCERT books, reference books, and toppers’ handwritten notes. These notes help in systematic preparation and improve answer-writing skills.

UPSC Mains Notes Overview

TheIAShub provides high-quality UPSC Mains notes that cover the entire syllabus comprehensively. With handwritten PYQs, enrichment notes, and the Mains Booster Series, aspirants can enhance their preparation and improve their answer-writing skills. These resources are designed to help UPSC 2025 aspirants achieve success in the exam.

Subject Wise Mains Notes 2025

TheIAShub provides well-organized subject-wise notes to help aspirants cover the syllabus efficiently. The notes include concept explanations, important topics, and practice questions. Below is the subject-wise table:

 

Agriculture Art and Culture
Constitution Disaster Management
Economic Development Environment
Ethics Geography
Governance Indian Society
International Relations Modern India Histroy
Polity Science Technology
Security Social Justice
World History

 

Mains Enrichment Notes

TheIAShub has created Mains Enrichment Notes to help students improve their answers and boost their preparation. These notes provide structured content that enhances understanding. Aspirants can download subject-wise Mains Enrichment Notes for additional value in their preparation.

Checkout the Mains Enrichment Notes here.

Toppers Handwritten PYQ 1, 2, 3 & 4

Handwritten notes by toppers are highly valued by UPSC aspirants as they simplify learning and aid in revision. TheIAShub provides toppers’ handwritten notes covering General Studies Papers 1 to 4.

Features of Handwritten PYQs:

  • Handwritten answers by IAS Officers
  • Micro-diagrams and structured formats for better retention
  • Complete coverage from 2017 to 2024 CSE Mains
  • 4 Hardcopy Books covering PYQs from 2017 – 2022
  • PYQs of 2023 and 2024 available in soft copy

These notes emphasize answer writing techniques and thematic revision, helping students maximize their scores.

Check out the Toppers Handwritten PYQ 1, 2, 3 & 4 here.

Mains Booster Series All Books

TheIAShub provides a One-Stop Solution for UPSC Mains Preparation with the Mains Booster Series. This series is designed to help students build a strong foundation and master advanced answer-writing techniques.

Key Features of Mains Booster Series:

  • CRISP CONTENT: All MAINS topics condensed into less than 1400 pages.
  • IN-DEPTH COVERAGE: Covers frequently repeated topics and high-probability areas.
  • Exclusive MAINS-ONLY CONTENT: Includes Background, Introduction, Quotes, Challenges, and Way-Forward in point format for better retention.
  • Marks-Fetching Micro-Diagrams: Includes Hub and Spoke diagrams, detailed illustrations, and micro-diagrams for improved understanding.
  • Current Affairs Linkages: Includes recent examples and case studies to enhance answers across all GS Papers.
  • PYQs: Each section includes Previous Year Questions (PYQs) to align preparation with UPSC standards.

Check out the Mains Booster Series for All Books here.

टॉपर्स Handwritten PYQ जीएस 

TheIAShub understands the needs of students and has prepared handwritten notes for all GS Papers. These notes simplify complex concepts and improve answer presentation.

Additionally, notes have been prepared for Hindi medium students. These notes are available paper-wise, ensuring that Hindi medium aspirants also receive high-quality study materials.

 

टॉपर्स Handwritten PYQ जीएस -1 टॉपर्स Handwritten PYQ जीएस -2
टॉपर्स Handwritten PYQ जीएस -3 टॉपर्स Handwritten PYQ जीएस -4
टॉपर्स Handwritten PYQ GS 1,2,3 & 4

 

UPSC Free PDF Notes

Preparing for the UPSC Civil Services Examination (CSE) requires a strategic approach, a wide range of study materials, and consistent effort. One of the best ways to streamline preparation is to utilize free UPSC study materials and PDFs available online. TheIAShub offers high-quality free PDF notes that cover all important topics, providing aspirants with valuable resources to aid in their UPSC journey.

Check out the UPSC Free PDF Notes here.

Are you preparing for UPSC 2025? Join IAShub’s UPSC coaching batches to boost your preparation. Enroll now!

UPSC Mains Notes FAQs

Toppers' notes are useful for understanding key concepts and answer-writing techniques, but they should be supplemented with NCERTs, reference books, and current affairs updates for comprehensive preparation.

Use active recall, revision techniques, and short notes with keywords. Creating mind maps, practicing answer writing, and regular revisions help in retaining information for a longer duration.

 


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Best IAS Coaching In Delhi, UPSC Online & Offline Classes by IAShub

Are you dreaming of becoming an IAS officer? Then, IAShub can be your best guide. It is one of the Best IAS Coaching in Delhi. Many students who want to clear the UPSC exam join IAShub for learning. The institute gives both online and offline classes. Their teachers are experienced and helpful. They easily explain every topic. Students also get notes, tests, and tips to do well in the exam.

UPSC Online Classes by IAShub

IAShub is in Delhi and is trusted by many UPSC students. It offers coaching for every part of the UPSC exam – Prelims, Mains, and Interview. The classes are simple and easy to understand. The teachers are experts and guide students in the right way. IAShub is also known for its helpful notes, test series, and answer-writing practice. IAShub is the best coaching in Delhi and also gives UPSC Online Classes. This helps students from any place in India to learn. The online classes are live and also recorded. So, students can watch them anytime. These classes cover the full UPSC syllabus.

Key Offerings Provided by IAShub

Here are some important services provided by IAShub:

  • UPSC Prelims: IAShub teaches for Prelims with a focus on basics. It also gives daily current affairs and monthly magazines.
  • Classroom Courses: IAShub has classroom learning for students in Delhi. The environment is good and peaceful for study.
  • Live Classes: Students who live far can join live UPSC online classes. These classes are just like real classes.
  • QEP for Mains: The Quality Enrichment Program (QEP) is special for Mains preparation. It helps students write better and faster.
  • Answer Writing: Regular answer writing practice is given. Teachers also check answers and give tips to improve.
  • Free Resource: IAShub gives free notes by toppers and helpful Main Booster material.
  • Test Series: Test series are available for every subject. These help students know their weak points and improve.
  • Interview Guidance Session: IAShub also gives interview practice sessions with experts. These help students feel confident.

UPSC Exam Overview

The UPSC Civil Services Exam has three parts:

  • Prelims: It has two papers: General Studies and CSAT.
  • Mains: It has nine papers, including essays and optional subjects.
  • Interview: It tests the personality and confidence of the student.

This exam is tough, but with the right guidance, it becomes easy to manage. Students must study smart and stay regular.

How IAShub Helps in the UPSC Journey

IAShub supports students from the beginning to the end. It gives the right books, tests, and notes. The classes are easy to follow, and the teachers are always ready to help. Students get personal doubt sessions too. The test series and answer checking help students learn where they need to do better. Also, free study materials save time and money.
IAShub also guides students during the final stage – the interview. Experts take mock interviews and give useful tips. This full support makes IAShub one of the best IAS coaching in Delhi.

Best IAS Coaching In Delhi FAQs

Yes, IAShub offers live and recorded online classes. Students can attend from any part of India.

Classes are available in both English and Hindi, so students can choose the language they are comfortable with.

The classroom centre is located in Delhi. Students can visit and join offline batches there.

IAShub gives interview guidance sessions to help students prepare for the final round of UPSC.
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