Natural Resources Defense Council (NRDC)
Express Learning Management System (ELMS)
- Prelims Sureshots (Repeated Topic Compilations)
- Current Affairs (Newsbits, Editorials & In-depths)
- General Studies (GS) 1
- General Studies (GS) 2
- General Studies (GS) 3
- Indian Economy
- Environment
- Agriculture
- Internal Security
- Disasters & its Management
- Science & Technology
- General Studies (GS) 4 – Ethics
- Syllabus-wise learning