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How To Finish 6 Months of Study In 72 Hours

Justin Sung·
6 min read

Based on Justin Sung's video on YouTube. If you like this content, support the original creators by watching, liking and subscribing to their content.

TL;DR

Treat cramming as a tradeoff problem: since not everything can be learned, prioritize what maximizes correct answers.

Briefing

A last-minute study sprint can still produce a strong exam outcome—if time is spent strategically on the information most likely to generate correct answers. The core idea is to treat cramming as a constrained decision problem: since it’s impossible to cover everything, the goal is to “pick losses” by prioritizing what exam writers are most likely to test and what can be used to logically infer missing details.

The method starts with an uncomfortable premise: studying three days before an exam puts learners in a compromised position. That reality makes it essential to think like an examiner. Most institutions build tests around learning objectives, often mapped to different cognitive “orders” (from straightforward recall to analysis and evaluation). Lower-order questions tend to ask for isolated facts—definitions, major events, basic structural characteristics—while mid-order questions ask learners to compare concepts or explain relationships across ideas. Higher-order questions require significance and judgment: evaluating influence, weighing consequences, or proposing strategies. Scanning learning objectives for verbs like “describe” versus “discuss,” “evaluate,” or “contrast” can reveal which level of thinking is likely to be assessed, narrowing what deserves attention.

Next comes the “logic points” framework for prioritizing content. Learners build a network of knowledge that supports deduction: if a test question depends on information that’s missing, a well-connected knowledge base can still allow the correct answer to be inferred. Not all facts contribute equally to that network. High-logic-point items are major concepts, principles, and rationales that help explain multiple other parts of the topic. Low-logic-point items are narrow technical details—specific constants, measurements, or highly granular facts—that may appear on the exam but offer limited ability to deduce other gaps. Because time is scarce, the strategy is to aggressively filter what seems most connected and most useful for reasoning, and postpone or skip details that don’t unlock broader understanding.

The schedule is then built around three phases. Day one (about 1–2 hours) is for scoping: identify learning objectives and the likely cognitive orders, then focus on the highest-logic-point material across as many lectures as possible. If some lectures are entirely memorization-heavy and low in payoff, they can be skipped initially; if a few lectures are dense and higher-order, those get prioritized first. Day two repeats the process, but shifts attention to the next tier—mid-logic-point items that were missed on day one. Day three is for gap-filling: revisit learning objectives, hunt for obvious holes, and use flash cards or memory techniques to mop up details that are likely to be needed for rote recall.

The payoff is not perfect confidence on every question; it’s improved odds across the exam. By focusing on high-utility concepts and using deduction to handle missing pieces, learners can raise their probability of selecting correct answers—especially on multiple-choice tests—while still managing the reality that some content will inevitably be left uncovered. The approach is framed as a generalizable cramming method that can scale to longer timelines by keeping the same three-phase logic: high-logic first, then mid-logic, then objective-based gap repair before the exam.

Cornell Notes

The cramming strategy centers on two constraints: exams test learning objectives at different cognitive levels, and time is too short to learn everything. Learners should first map likely question types by scanning learning objectives and their verbs (e.g., “describe” suggests lower-order recall; “evaluate” suggests higher-order judgment). Then they should prioritize study content using “logic points”—major concepts and principles that enable deduction across gaps beat isolated technical details. A three-day plan follows: Day 1 targets highest-logic-point material after a quick scoping pass; Day 2 fills mid-logic-point gaps; Day 3 focuses on remaining objective gaps and rote details via flash cards or memory techniques. This improves exam odds by turning partial knowledge into correct inferences.

How can learning objectives predict what an exam will ask, even when time is short?

Most exams are built around learning objectives, and those objectives are assessed at different cognitive levels. Lower-order questions often test isolated recall (e.g., describing major events and significance, naming key leaders and outcomes). Mid-order questions push comparison and explanation (e.g., analyzing Athens’ social and political structure under Pericles and how leadership shaped democracy and empire). Higher-order questions require significance and judgment (e.g., evaluating how Greek philosophy influenced Western thought or critically assessing antibiotic resistance and proposing strategies). Scanning objective wording helps: verbs like “describe” often signal lower-order mastery, while “discuss,” “contrast,” and “evaluate” signal higher-order thinking.

What are “logic points,” and why do they matter for cramming?

Logic points measure how useful a piece of information is for reasoning to other answers. High-logic-point items are major concepts, principles, and rationales that connect to multiple parts of a topic, making it easier to infer missing information during a test. Low-logic-point items are narrow technical details (like specific constants or measurements) that may be testable but don’t help much to deduce other gaps. Since cramming forces tradeoffs, the strategy is to spend time on high-logic-point material first and treat low-logic-point details as last-night “mop-up” rather than day-one priorities.

How does deduction work when a test question includes information you didn’t memorize?

The brain uses a network of learned knowledge to infer answers. If a question depends on a missing step, but learners know the surrounding steps and the input/output structure, they can logically deduce the missing part. The more connections learners have around the gap, the easier inference becomes. That’s why prioritizing high-logic-point concepts increases performance: it builds the surrounding knowledge needed for deduction rather than relying solely on perfect recall.

Why might skipping some lectures early improve overall exam results?

Not all lectures contribute equally to exam scoring. If a lecture’s learning objectives are entirely lower-order and memorization-heavy, it may have low payoff compared with denser, higher-order lectures. A practical example mentioned is a friend who skipped the hardest five biochemistry lectures (which took as long as studying everything else) yet still earned an A minus by focusing on simpler lectures that were likely tested at least once, then using partial reasoning to capture some questions from the skipped material. The underlying logic is that time should target the highest probability and highest utility content.

What does the three-day cramming schedule look like, and what changes each day?

Day one (about 1–2 hours) is for scoping: identify learning objectives and likely cognitive orders, then learn the highest-logic-point items across as many lectures as possible. Day two repeats the process but shifts to mid-logic-point items that were skipped on day one, still prioritizing breadth over deep detail. Day three focuses on remaining gaps: re-check learning objectives, look for obvious missing pieces, and—if time remains—use flash cards or memory techniques to capture small rote details needed for questions that can’t be inferred.

How does this approach translate into better multiple-choice performance?

The strategy aims to raise the odds of choosing correct answers by improving reasoning coverage. Random guessing might yield about a 25% success rate, while focusing on high-logic-point material and using deduction can raise that probability (the transcript cites an increase to around 45% for multiple-choice). The key is that even when learners aren’t confident on every question, they can often infer the right option from connected concepts and objective-aligned understanding.

Review Questions

  1. When scanning learning objectives, which verbs or phrasing patterns suggest lower-order recall versus higher-order evaluation, and how should that change study priorities?
  2. Give an example of a high-logic-point concept and a low-logic-point detail in any subject you know. Explain how each would help (or fail to help) deduction on an exam question.
  3. How would you decide what to skip on Day 1 if a course has many lectures with different difficulty levels and mixed cognitive demands?

Key Points

  1. 1

    Treat cramming as a tradeoff problem: since not everything can be learned, prioritize what maximizes correct answers.

  2. 2

    Map exam questions to learning objectives and cognitive levels by scanning objective wording (e.g., “describe” vs “evaluate”).

  3. 3

    Use “logic points” to rank content: major concepts and rationales that connect across the topic come first.

  4. 4

    Build a knowledge network that supports deduction, so missing details can be inferred from surrounding steps and input/output structure.

  5. 5

    Run a three-phase plan: Day 1 high-logic breadth, Day 2 mid-logic fill-in, Day 3 objective gap repair and rote mop-up.

  6. 6

    Skip low-payoff lectures early when they’re mostly memorization-heavy and don’t unlock broader reasoning.

  7. 7

    Scale the same structure to longer timelines by keeping the phase order (high logic → mid logic → gap repair) while extending time within each phase.

Highlights

Learning objectives act like a roadmap: objective verbs hint at whether exams will demand recall, comparison, or evaluation.
“Logic points” provide a practical ranking system—high-logic concepts enable deduction, while low-logic details often can’t help infer missing answers.
A three-day cramming rhythm balances breadth and reasoning: high-logic first, mid-logic second, then gap-filling and rote details last.
Skipping can be rational: focusing on lectures likely tested at least once can outperform spending equal time on the hardest memorization-heavy sections.
Multiple-choice odds improve when reasoning coverage replaces pure guessing, with the transcript citing a jump from ~25% to ~45%.

Topics

  • Cramming Strategy
  • Learning Objectives
  • Cognitive Levels
  • Logical Deduction
  • Study Prioritization

Mentioned