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Turn your LSAT conditional logic notes into flashcards with AI

Upload prep book pages, slides or class notes and get cards on sufficient and necessary conditions, contrapositives and chained rules, reviewed on a spaced schedule.

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Why conditional logic flashcards work for the LSAT

Conditional reasoning sits underneath most logic games and many logical reasoning questions, so the rules need to be automatic. LSAT conditional logic flashcards help because each card forces you to rebuild a sentence like 'If A, then B' and its contrapositive from memory instead of rereading it.

  • Translate 'only if' and 'unless' statements into if-then form before you check answers.
  • Write the contrapositive every time: if not B, then not A.
  • Practice chains of two or three conditionals and trace what must follow.
  • Review the negation of a conditional, which is A and not B, until it is second nature.
Example LSAT conditional logic flashcards
What is the contrapositive of 'If P, then Q'?If not Q, then not P. A conditional and its contrapositive are logically equivalent, so both must hold.
Translate 'Only if P, Q.'If Q, then P. P is necessary for Q, so the contrapositive is: if not P, then not Q.
What is the negation of 'If A, then B'?A and not B. A conditional fails only when the condition is met and the result does not happen.
Given 'If A, then B' and 'If B, then C,' what follows if not C?Not A. Chain the contrapositives: not C leads to not B, which leads to not A.
Translate 'Unless P, Q.'If not P, then Q. Equivalently, if not Q, then P, because Q occurs whenever P does not.
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Cards from your own material

Upload a PDF, slide deck, Word file, text notes or a photo of a page. Each card is drawn from the exact rules in your prep book or class handout.

Spaced repetition

Cards you miss come back more often, so contrapositive drills and chained conditionals keep resurfacing until they are automatic on test day.

Browser study and exports

Study free in the browser. Plus adds PDF, DOCX, Anki and CSV export so you can take your conditional logic deck into other tools.

How it works

Upload your prep material

Add the PDF, slides, notes or photos of the pages you are studying. Text recognition reads images as well as documents.

Generate your deck

DeckOwl turns the conditional rules into flashcards with the if, then, and contrapositive structure written out on the back.

Review on a spaced schedule

Work through the cards daily. Missed cards return sooner, and the ones you know fade into longer intervals.

A ready-made printable set can cover generic examples, but your prep book uses its own wording and sign-posts. A custom deck built from your own material matches the rules you are actually drilling, including the chains and negations that cause the most mistakes.

Spaced repetition does the rest. The contrapositives you keep missing come back more often, which is where most of the gains come from over several weeks of practice.

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Frequently asked questions

How should I study conditional logic flashcards for the LSAT?

Start by reading each front and saying the if-then form aloud before flipping the card. Review the cards daily in short sessions so the contrapositives stick rather than being memorized in one sitting.

What conditional logic topics should my flashcards cover?

Include necessary and sufficient conditions, 'only if' and 'unless' phrasing, contrapositives, negations, and chained conditionals. Cards from your prep book should also cover the diagramming shorthand your course uses.

Can I export my LSAT flashcards?

Exports are a paid feature. Plus includes PDF, DOCX, Anki and CSV export, and the free plan lets you study in the browser.

Do I need a credit card to try DeckOwl?

No. You can start without a credit card, and students get 40% off with a school email.

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Review the main ideas visually or practice recalling them.