Courseware — Science and Technology

Ravi P. Agrahari's Science and Technology,
now where complexity becomes clarity.

Top choice of top rankers. Built for application beyond memorising.

A rapidly evolving subject, now prepared with structure — extensive eBook, conceptual videos, detailed infographics, PYQ explanations for Prelims and Mains, and monthly current affairs to keep preparation ahead of the exam.

66+

Conceptual Videos

65+

Infographics

37+

PYQ Explanation Videos

9

Current Affairs Editions

₹699   ₹649

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* Limited-time offer. Expires soon.

Dr. Ravi P. Agrahari

IIT Delhi alumnus, former scientist, and over 20 years of UPSC teaching experience in Science, Technology, and Environment — one of the most trusted authors for S&T preparation, known for making complex scientific concepts accessible to aspirants across all backgrounds.

Science and Technology Courseware | Ravi P. Agrahari | McGraw Hill Edge
One Unified System

Everything works together. Nothing sits in isolation.

Ravi P. Agrahari's Science and Technology Courseware restructures how you approach this subject for UPSC — combining comprehensive topic coverage, visual learning through infographics, and both Prelims and Mains PYQ insight into one structured resource.

eBook

Covering 26+ chapters across the subject's complete spectrum, this eBook comes with end-to-end topic coverage, immense analytical depth and vast interactivity, simplifying digital learning. Full colour, digital reading format.

66+ Conceptual Videos

Visually engaging, author-led videos on the most current and exam-relevant topics. From Chandrayaan-4 to AI in medicine — topics are explained as they are tested in the exam, not just as they exist. Covers Prelims and Mains relevant concepts.

65+ Infographics

Visual and detailed breakdown of complex concepts like quantum computing and nuclear programmes. Reduced each crucial topic to a clear, exam-ready visual reference. PDF format, chapter-mapped.

37+ PYQ Explanations

Prelims and Mains PYQs explained on video — 20+ chapter-wise Prelims PYQ explanations and 13 Mains answer discussions, both in video format, from 2013–2024, showcasing how UPSC frames questions and what a strong answer looks like. Chapter-wise, 2013–2024.

15+ Practice and Mock Tests

10+ unit-wise tests along with numerous complete GS Paper 1 mock tests, both with performance analytics, for integrated exam-pattern practice. Track your progress with every attempt. GS-I Mock Tests, Assessments with analytics.

9 Current Affairs Editions

Monthly updates from May 2025 to January 2026 covering space missions, defence technology, health developments, and policy — keeping preparation aligned with what is most likely to appear in the exam. May '25–Jan '26.

Ready to stop memorising and start applying?

Master Science and Technology with the most structured and current S&T preparation resource available — built for Prelims and Mains. One-time purchase, lifetime access, all future updates included.

Where complexity becomes clarity. No gaps.

The most trusted science and technology resource for UPSC preparation. Everything you need — structured, visual, and current, from first reading to exam-day application.

Foundation eBook — 26+ chapters, full colour
Enrichment 66+ Videos · 65+ Infographics · 9 Current Affairs Editions
Exam Readiness PYQ Explanation Videos · Unit Tests · GS Paper 1 Mock Tests · Analytics
Complete S&T Resource

Ravi P. Agrahari's Science and Technology Courseware
Complete S&T Mastery for Prelims & Mains

₹699   ₹649

One-time purchase. Lifetime access. All future updates included.

  • Full-colour eBook
  • 26+ Chapters
  • 66+ Conceptual Videos
  • 65+ Infographics
  • 20+ Prelims PYQ Explanation Videos
  • 10+ Mains PYQ Explanation Videos
  • 20+ Chapter-wise Prelims PYQ Exercises
  • 4 Full GS Paper-1 Mock Tests
  • 10+ Unit Tests
  • Knowledge Booster Readings
  • 9 Current Affairs Editions
  • Performance Analytics
  • Multi-Device Compatible
Start Mastering S&T at ₹699

* One-time purchase. All future updates included.

Got Questions? We've Got Answers.

Everything you need to know about Ravi P. Agrahari's Science and Technology Courseware.

Is this course aligned with both Preliminary and Mains exams?

Yes. The course is built for both. Conceptual videos and infographics support Prelims accuracy, while PYQ Mains video discussions and structured chapter coverage support answer writing for GS Paper III.

What topics do the 66+ conceptual videos cover?

The videos cover the most current and exam-relevant topics — from space missions like Chandrayaan-4 to AI in medicine, nuclear technology, biotechnology, and defence systems — explained as they are tested in UPSC, not just as they exist.

How are the PYQ Explanation Videos structured?

There are 20+ chapter-wise Prelims PYQ explanation videos and 13 Mains answer discussion videos, covering questions from 2013–2024. They show how UPSC frames questions and what a strong, well-structured answer looks like.

What does the Current Affairs collection include?

9 monthly editions from May 2025 to January 2026, covering space missions, defence technology, health developments, and science policy — keeping your preparation current and aligned with what is most likely to appear in the exam.

How are the mock tests and unit tests structured?

There are 10+ unit-wise tests for chapter-level practice, plus 4 full GS Paper-1 mock tests for integrated exam-pattern practice. All tests come with performance analytics so you can track progress with every attempt.

Can I access the course on mobile devices?

Yes. The course is fully compatible with mobile phones, tablets, and desktop devices with seamless synchronization across all platforms.