Class 12 Crash Course: classes start 16 NovemberJoin now →

Bihar Board · Class 12 Crash Course

The last 90 days before your boards.

Classes start 16 November. Recorded classes you can watch anytime, live doubt sessions with Ajit Sir, chapter notes and board-pattern tests. Physics, Chemistry and Maths, from ₹249 per subject. Taught in Hindi or Hinglish — you choose.

Your 90-day target

Board 2027

Target 75%+ in 90 days.

Physics14 chapters
Chemistry10 chapters
Maths13 chapters
  1. Day 1

    Start

  2. Day 30

    Concepts

  3. Day 60

    Practice

  4. Day 90

    Boards

Board exams begin in

Bihar Board Class 12, expected in the first week of February 2027.

86

Days

17

Hours

57

Min

29

Sec

01. How it works

Watch anytime. Ask live.

Every chapter is a recorded class you can pause, rewind and rewatch. When you’re stuck, bring the question to a live doubt session and get it solved on the spot.

01

Recorded classes

Every chapter as a recorded class. Pause, rewind and rewatch as often as you need.

02

Live doubt sessions

Bring your questions to live sessions with Ajit Sir and get them solved on the spot.

03

Chapter notes

A notes PDF for every chapter, readable on the website and in the app.

04

Board-pattern tests

Practice questions in Bihar Board pattern so the exam has no surprises.

Class 12 syllabus · tap a chapter

Physics · Chapter 01

Electric Charges & Fields

Recorded class
Included
Live doubt session
Included
Notes + board questions
Included

02. Courses

One subject. One crash course.

Take only what you need. Every subject is its own Class 12 crash course, starting at ₹249.

Class 12Bihar Board

Physics Crash Course

Every Class 12 Physics chapter: one recorded lecture and one practice session, with live doubt sessions.

14 chaptersLecture + practiceLive doubts with Ajit Sir

Starts 15 Nov 2026

Language: Hindi / Hinglish

Only

₹249

Class 12Bihar Board

Chemistry Crash Course

Every Class 12 Chemistry chapter: one recorded lecture and one practice session, with live doubt sessions.

10 chaptersLecture + practiceLive doubts with Ajit Sir

Starts 15 Nov 2026

Language: Hindi / Hinglish

Only

₹249

Class 12Bihar Board

Maths Crash Course

Every Class 12 Maths chapter: one recorded lecture and one practice session, with live doubt sessions.

13 chaptersLecture + practiceLive doubts with Ajit Sir

Starts 15 Nov 2026

Language: Hindi / Hinglish

Only

₹249

Everything you need for the boards.

One course per subject, built around the Bihar Board pattern — so the exam holds no surprises.

Recorded classesLive doubtsPractice every chapterChapter notesBoard-pattern testsHindi or HinglishApp + websiteExam revision

Taught personally by Ajit Sir.

From basics to board-ready, in the language you think in. Every class recorded and every doubt answered by him.

10
years teaching
37
chapters covered
2
languages to choose
Ajit Sir

03. Your teacher

Ajit Sir

Physics · Chemistry · Maths

One teacher for all three subjects, so concepts connect across Physics, Chemistry and Maths. Ajit Sir records every class and takes every live doubt session himself.

10

years of teaching experience

3

subjects, one teacher

37

Class 12 chapters covered

04. The app

Your classroom fits in your pocket.

Sign in with Google, watch recorded classes, join live doubt sessions and read notes, all on the same account as the website.

The AB Academy app home screen

05. About us

Built in Bihar, for Bihar Board.

A teacher with 10 years in the classroom and a developer, building the crash course they wish students had: affordable, focused and in your language.

Ajit Sir

Ajit Sir

Founder

Sriram

Co-founder & Developer

06. Questions

Asked often.

Is it in Hindi or Hinglish?+

You choose. Every course is taught in Hindi or in Hinglish (Hindi with English terms) — pick your language when you enroll.

When do classes start?+

Monday, 16 November 2026. Enrol before then and the first classes are waiting in your account on day one.

Are classes live or recorded?+

Classes are recorded so you can watch at your own time and rewatch anytime. Doubts are solved live in regular doubt sessions.

Where do I ask doubts?+

Under each lecture. Your question goes to the teacher’s doubt queue and you get a notification when it is answered.

How do I pay?+

UPI, cards or netbanking through Razorpay. The course unlocks on your account as soon as payment goes through.

Can I study on my phone?+

Yes. The app uses the same account as the website. Sign in with Google and your courses, notes and doubt sessions are there.

How much does a course cost?+

Each subject is a separate crash course. Take Physics, Chemistry or Maths on its own, or all three.

Is anything free?+

A free demo course and chapter notes. Create an account, no payment needed.

Classes start Monday, 16 November

Make the last 90 days count.

86

Days to boards

₹249

Per subject, from