Skip to content
All Nighter

CBSE · Class 11 & 12

The night before the paper, planned honestly.

Tell it the paper, when it starts and how much you’ve actually done. It works out the hours you can really use, a score range you can realistically expect against the pass mark, and a block-by-block plan — including what to drop and when to sleep.

Plan tonightHow the numbers work
10
papers covered
2025–26
CBSE curriculum
4
taps to a plan
Example planClass 12 Chemistry · about half done

Tight. Pick your battles and commit to them.

4h 2m

of real work, out of 12h on the clock

26–37 /70

realistic range · pass mark 23

Tonight · 10:30 pm → 1:55 am

  1. 34md- and f-Block Elements
  2. 34mBiomolecules
  3. 49mCoordination Compounds

Sleep 5h · 1:55 am → 6:55 am

Revision only · 6:55 am → 8:45 am

Generated by the same engine as the planner. Every number is computed, not written.

Make yours

Method

Four rules the plan won’t break.

Unit weightage comes from CBSE’s published curriculum. Which units to do, in what order and for how long is arithmetic, and it is deterministic.

A language model writes what to do inside each block — the equation to write from memory, the question type to drill. It is never shown a number it could get wrong.

  1. 1

    Clock time isn’t study time.

    Ten minutes off every hour, and an hour at 3 am counts for less than an hour at 9 pm. Twelve hours on the clock is usually about four of real work, and the plan is built on the four.

  2. 2

    No chapter in fifteen minutes.

    Every block has a floor. A unit that won’t fit is dropped by name rather than squeezed into a token quarter of an hour, because choosing the loss is what stops a night collapsing halfway.

  3. 3

    A range, not a promise.

    You get the score you can realistically expect, next to CBSE’s pass mark — 23 of 70, 26 of 80 — and a plain statement of what one night can’t do.

  4. 4

    It tells you to stop.

    Sleep is a block in the plan, not a footnote. Past roughly 2:45 am the advice changes to: go to bed now and use the morning.

Evidence

Moderation, measured.

Five evaluated Class 12 answer scripts, bought back from CBSE and lined up against the final marksheet. Three match to the mark — which proves the two fields are the same number. The other two gained marks after the paper was marked.

+9
marks added across five papers
92.8%
aggregate, up from 91.0%
Read the full receipt
  1. Chemistry52 → 59 /70+7 marks added by moderation
  2. Physics58 → 60 /70+2 marks added by moderation
  3. Mathematics71 → 71 /80= — unchanged
  4. Computer Science68 → 68 /70= — unchanged
  5. English Core76 → 76 /80= — unchanged
Evaluated scriptFinal marksheetTheory only. Axis starts at 60%.

183 scanned pages, published in full.

Every tick, cross, half-mark and blank page, exactly as CBSE returned them. Only the script’s own barcode and stamps are covered — nothing that was written.

What happens to your paper

Guides

Where the marks actually are.

Unit-by-unit weightage for five Class 12 papers, from CBSE’s published curriculum, with what each unit really asks and what to do first when time is short. The build fails if any table stops adding up to the paper.

All five guides

Reference

Everything else you’d open a tab for.