Central board · All India
CBSE — understand the why, not just the answer.
A concept-first library for every chapter — built on NCERT, mapped to real exam weightage, and written to make ideas click before you memorise them.
2
Classes
5
Streams
38
Subjects
518
Chapters
Board details
What every student should know — sourced from the board's official information.
About the board
- Full name
- Central Board of Secondary Education
- Type
- National board (Government of India)
- Medium
- English / Hindi
- Official site
- cbse.gov.in
Exam pattern & grading
- Exam
- Annual Class 12 board exam
- Pass criteria
- 33% in each subject
- Assessment
- Theory + practical / internal
- Grading
- 9-point scale (A1-E)
Source: Official board information
Competitive exams
- Engineering
- JEE Main / JEE Advanced
- Medical
- NEET-UG
- University admission
- CUET-UG
Source: NTA & board exam authorities
Datesheets & results
- Datesheets & circulars
- cbse.gov.in
- Results
- results.cbse.nic.in
Source: Official board information
See it in action
Take a look before you subscribe
Pick your class and subject to jump straight into CBSE's chapter-wise solution library — or see a worked solution to see the concept-first approach.
Why learn it here
Concept-first, not rote
Every question opens with the concept and the why — matching CBSE’s shift to competency-based, application-led assessment.
Mapped to the real exam
Real unit weightage, marking scheme and previous-year mapping — sourced from official CBSE curriculum documents.
Built on NCERT
Aligned to the prescribed NCERT books — the primary resource CBSE itself recommends.
Good to know
Is the content aligned to the latest CBSE syllabus?+
Yes. The unit structure, weightage and marking come from the official 2025-26 CBSE curriculum, and solutions follow the prescribed NCERT books.
Which classes and subjects are available?+
Class 11 and Class 12. Mathematics is fully live now; more subjects are being added with the same concept-first depth.
How is this different from other solution sites?+
We lead with understanding: concept → why this formula → step-by-step — before the answer. Competitors give answers; we build the reasoning.
Is it free?+
The first few questions in every chapter are completely free, and the rest show a preview. Full access comes with a subscription.