Our Prelims PYQ’s Marathon (2011–2025) is one of the most requested and most attended initiatives we conduct every year.
It takes weeks of preparation, intense academic effort, and faculty commitment!
We do it because we believe serious aspirants deserve access to quality guidance.
📚 Subject-wise LIVE PYQ MCQ discussions
🗓️ Starts 4th January
It takes weeks of preparation, intense academic effort, and faculty commitment!
We do it because we believe serious aspirants deserve access to quality guidance.
📚 Subject-wise LIVE PYQ MCQ discussions
🗓️ Starts 4th January
Doston important reminder!
Workshop aaj hai .
Along with a proper strategy, you will also get :
1. You'll be getting a roadmap for UPSC CSE Exam. (suitable for beginners)
2. Pdfs which include - syllabus breakdown, microtopics in the syllabus, Booklist and a planner to cover NCERTs in 45 days
Make sure you don't miss out!
5pm today!
Link : https://sleepyclasses.com/upsc-gs-beginners-workshop/?
Workshop aaj hai .
Along with a proper strategy, you will also get :
1. You'll be getting a roadmap for UPSC CSE Exam. (suitable for beginners)
2. Pdfs which include - syllabus breakdown, microtopics in the syllabus, Booklist and a planner to cover NCERTs in 45 days
Make sure you don't miss out!
5pm today!
Link : https://sleepyclasses.com/upsc-gs-beginners-workshop/?
In this video, we break down the Indore water tragedy, where residents of Bhagirathpura died and hundreds fell ill after consuming contaminated drinking water in one of India’s cleanest cities.
Watch Video!
https://youtu.be/7IsTakNy2Fs?si=7FC8YS3iKz86cPDK
Watch Video!
https://youtu.be/7IsTakNy2Fs?si=7FC8YS3iKz86cPDK
YouTube
What's Really Behind Indore's Toxic Water Scandal?
👉 UPSC Prelims Crash Course: https://courses.sleepyclasses.com/learn/Prelims-Crash-Course-for-UPSC-2026-Batch---3?_gl=1*s0bcjp*_gcl_au*OTY3MDk5NDcwLjE3NjM2MjAwODU.*_ga*NTA4ODY1NzE0LjE2OTgzODIxMzg.*_ga_VFEQJRLPLG*czE3NjYzODM3NzUkbzE0NjUkZzEkdDE3NjYzODM4MDEkajM0JGwwJGgw…
Kolleru Lake
[ Places in the news ]
✅What it is :
- One of the largest freshwater lakes in India.
- Known for rich biodiversity, fisheries, and wetland ecosystem functions.
✅ Location :
- State: Andhra Pradesh.
- Districts: Krishna and West Godavari
Rivers associated.
- Located in the inter-deltaic plain of the Krishna and Godavari rivers.
- Fed by seasonal streams, irrigation canals, and drainage systems linked to both rivers.
- Acts as a natural flood-balancing reservoir for the Krishna–Godavari system
✅ Geological and physical features :
- Inter-deltaic freshwater basin enabling seasonal water storage and groundwater recharge.
- Shallow wetland with low depth and wide areal spread
- Moderates floods by absorbing excess monsoon runoff.
- Nutrient-rich alluvial sediments supporting high aquatic productivity.
✅ Significance :
- Declared a Wildlife Sanctuary in 1999
- Designated as a Ramsar Wetland in 2002
[ Places in the news ]
✅What it is :
- One of the largest freshwater lakes in India.
- Known for rich biodiversity, fisheries, and wetland ecosystem functions.
✅ Location :
- State: Andhra Pradesh.
- Districts: Krishna and West Godavari
Rivers associated.
- Located in the inter-deltaic plain of the Krishna and Godavari rivers.
- Fed by seasonal streams, irrigation canals, and drainage systems linked to both rivers.
- Acts as a natural flood-balancing reservoir for the Krishna–Godavari system
✅ Geological and physical features :
- Inter-deltaic freshwater basin enabling seasonal water storage and groundwater recharge.
- Shallow wetland with low depth and wide areal spread
- Moderates floods by absorbing excess monsoon runoff.
- Nutrient-rich alluvial sediments supporting high aquatic productivity.
✅ Significance :
- Declared a Wildlife Sanctuary in 1999
- Designated as a Ramsar Wetland in 2002
Doston! aaj Shekhar Sir will be live at 6pm with hundreds of students.
This free workshop is designed to help aspirants understand how to approach Sociology effectively for UPSC 2027 with expert guidance.
• Covers complete Sociology preparation approach
• Ideal for beginners and 2027-target aspirants
• Learn answer writing, booklist planning and conceptual clarity
Link : https://sleepyclasses.com/sociology-workshop-2026/?source=Instagram
This free workshop is designed to help aspirants understand how to approach Sociology effectively for UPSC 2027 with expert guidance.
• Covers complete Sociology preparation approach
• Ideal for beginners and 2027-target aspirants
• Learn answer writing, booklist planning and conceptual clarity
Link : https://sleepyclasses.com/sociology-workshop-2026/?source=Instagram
How many mock tests should you actually attempt for UPSC Prelims 2026?
Is attempting 50+ mocks necessary, or is it hurting your preparation?
In this video, we break down:
The ideal number of mock tests for UPSC Prelims 2026
Difference between attempting mocks vs analysing mocks
How toppers use mocks as a diagnostic tool, not a confidence killer
Watch Video!
https://youtu.be/8NhOU-6bkgE?si=u2R2MxLcNc4s9-dF
Is attempting 50+ mocks necessary, or is it hurting your preparation?
In this video, we break down:
The ideal number of mock tests for UPSC Prelims 2026
Difference between attempting mocks vs analysing mocks
How toppers use mocks as a diagnostic tool, not a confidence killer
Watch Video!
https://youtu.be/8NhOU-6bkgE?si=u2R2MxLcNc4s9-dF
YouTube
How Many Mock Tests for UPSC Prelims 2026? | Ideal Mock Strategy to Maximize Score | Test Planning
- UPSC Prelims Crash Course: https://courses.sleepyclasses.com/learn/Prelims-Crash-Course-for-UPSC-2026-Batch---3?_gl=1*s0bcjp*_gcl_au*OTY3MDk5NDcwLjE3NjM2MjAwODU.*_ga*NTA4ODY1NzE0LjE2OTgzODIxMzg.*_ga_VFEQJRLPLG*czE3NjYzODM3NzUkbzE0NjUkZzEkdDE3NjYzODM4MDEkajM0JGwwJGgw…
Kal marathon hai guys! Don't miss it.
This Marathon is one of the most requested initiatives out there.
Immense effort is required from both sides, don't miss it!
Link : https://youtube.com/live/zLFvcAKE0cQ?feature=share
This Marathon is one of the most requested initiatives out there.
Immense effort is required from both sides, don't miss it!
Link : https://youtube.com/live/zLFvcAKE0cQ?feature=share
Comprehensive Topic List for Science & Technology.pdf
653.2 KB
Here's the Comprehensive Topic List - Science & Technology for UPSC Prelims 2026.
We’re halfway through the PYQ Marathon! 🏃♂️🔥
This is where the real learning happens, so stay with us till the end—you don’t want to miss the most important questions and tips!”
https://www.youtube.com/live/zLFvcAKE0cQ?si=zO2LsLyC3EhQcZFq
This is where the real learning happens, so stay with us till the end—you don’t want to miss the most important questions and tips!”
https://www.youtube.com/live/zLFvcAKE0cQ?si=zO2LsLyC3EhQcZFq
YouTube
UPSC Prelims Polity PYQ Marathon (2011–2025) | Full Polity Marathon Revision via 15 Years PYQs
To Download the PDF, click: https://sleepyclasses.com/gs-pyq-marathon-pdfs-upsc-prelims-2026/
UPSC Prelims Crash Course: https://courses.sleepyclasses.com/learn/Prelims-Crash-Course-for-UPSC-2026-Last-Batch
Sleepy Classes E-Book Store Link: https://s…
UPSC Prelims Crash Course: https://courses.sleepyclasses.com/learn/Prelims-Crash-Course-for-UPSC-2026-Last-Batch
Sleepy Classes E-Book Store Link: https://s…
Sociology of US-Venezuela Crises - Simplifying
https://youtu.be/wRAqWtII1gY?si=S74EkdGNBqrMs3GG
https://youtu.be/wRAqWtII1gY?si=S74EkdGNBqrMs3GG
YouTube
Sociology of US-Venezuela Crises | Complete Breakdown | UPSC Sociology Optional | SleepyClasses IAS
Join Sociology Current Affairs Course for 2027 Exam
https://courses.sleepyclasses.com/learn/Sociology-Current-Affairs-for-UPSC-2026
If you are looking for Sociology optional course For UPSC 2027 Exam, check out our most recommended courses
https://sleep…
https://courses.sleepyclasses.com/learn/Sociology-Current-Affairs-for-UPSC-2026
If you are looking for Sociology optional course For UPSC 2027 Exam, check out our most recommended courses
https://sleep…
Every UPSC aspirant asks one question — what should an ideal daily schedule look like?
In this video, we break down a practical, realistic, and result-oriented daily schedule for UPSC aspirants that balances Prelims, Mains, answer writing, and revision without burnout.
Watch Video!
https://youtu.be/FnOkGSGjXIk?si=YrOfffsUm9l__1Gj
In this video, we break down a practical, realistic, and result-oriented daily schedule for UPSC aspirants that balances Prelims, Mains, answer writing, and revision without burnout.
Watch Video!
https://youtu.be/FnOkGSGjXIk?si=YrOfffsUm9l__1Gj
YouTube
Ideal Daily Schedule for UPSC Aspirants | Study Smart, Avoid Burnout | UPSC Prelims 2026
- To Join ‘Saath Judo Mentorship’, Send us an Email at sleepy.classes@gmail.com
- UPSC Prelims Crash Course: https://courses.sleepyclasses.com/learn/Prelims-Crash-Course-for-UPSC-2026-Batch---3?_gl=1*s0bcjp*_gcl_au*OTY3MDk5NDcwLjE3NjM2MjAwODU.*_ga*NTA4OD…
- UPSC Prelims Crash Course: https://courses.sleepyclasses.com/learn/Prelims-Crash-Course-for-UPSC-2026-Batch---3?_gl=1*s0bcjp*_gcl_au*OTY3MDk5NDcwLjE3NjM2MjAwODU.*_ga*NTA4OD…