They're forgetting topics they'll wish they knew.

Learning Cortex turns your student's own textbooks, notes, and other content into study sessions, and then tells you where they're falling behind before the test does.

AP Biology

Last studied yesterday

Last 7 days

Predicted score

84%

range 79–89%

Reviews this week

142

across 5 days

Weakest concept

Cell respiration

Very Weak · declining

At mastery

12 of 18

6 concepts improving

Parents of high schoolers

Upload the textbook chapters, slides, and study guides, and see how they're doing in each subject.

Homeschooling parents

Build the course from your own curriculum and let Cortex tell you what topics need review.

Parents in test-prep season

Build practice exams in SAT, ACT, or finals format from their material, and check their predicted score move as the date gets closer.

One account for both of you.

01

You set it up

Create the account, add a course for each subject, and upload their content.

02

They study

Cortex creates quizzes and flashcards based on their knowledge gaps. They can use the AI tutor to help answer tough questions.

03

You see the insights

Predicted scores, weakest concepts, and the exact pages they need to review.

By the time the grade comes home, it's too late

Grades tell you what happened. Cortex tells you what's about to happen so you can help them improve their study sessions.

See what they actually studied

Cortex analyzes every concept, page, slide, and video that your student studies.

  • Mastery scores for every concept
  • The exact pages or slides costing them points
  • Reviews per day

Know the score before the test

Cortex predicts what your student would score if the test were today, and tells you why.

  • Predicted scores, ranges, trends, and confidence levels
  • The parts of the curriculum costing the most points
  • Grade logs allow you to personalize Cortex AI using their real-world scores

No more rote memorization

Upload the content they're assigned. Cortex creates practice materials that address weaknesses and help them think critically about hard problems.

  • PDFs, slides, Word docs, audio recordings, Anki decks
  • Quizzes, flashcards, and timed practice exams
  • One click to generate practice for a weak concept

Educational decision support

Ask why a score dropped, which chapter to review, or how they should prioritize the day before the exam.

  • Ask about one file or the whole course
  • Answers based on analyses of their results, not the internet
  • One click for a weekly study plan

What you see after they study

Exam Score Prediction

high confidence
84%Up from last week

Range: 79% - 89%

Page 214 - Campbell Ch. 9.pdf6.2 pts
Slide 11 - Glycolysis.pptx4.0 pts
Page 7 - Unit 4 study guide.pdf1.8 pts

Concepts studied in the past 7 days · 142 reviews across 5 days

Exam prediction

See the scores a week early

Cortex predicts what your student would score if the test were today, with a range, a confidence level, and the weak spots. Help them study instead of waiting for the grade.

Concept Analysis

AP Biology · last 7 days

ConceptReviewsChatsMasteryTrend
Cellular respiration243
Very Weak
Photosynthesis31
Weak
Enzyme kinetics181
Improving
Cell membrane transport22
Mastery
Concept mastery

Find weaknesses fast

For every concept, see how they're doing, if they're improving, and what they need to study next in order to do well on exam day.

Study Activity

Reviews per day over the past 7 days

Aug 9Aug 10Aug 11Aug 12Aug 13Aug 14Aug 15

Page Analysis

PageFile NameMasteryTrend
Page 214Campbell Ch. 9.pdf
Very Weak
Slide 11Glycolysis.pptx
Weak
Page 7Unit 4 study guide.pdf
Improving
Activity and pages

Insights for every page

See when they studied, what they studied, and how much they studied, so you can help them use their time effectively.

Questions parents ask

Start today.

Free to start, with no credit card. Upload one unit's worth of material tonight, have them work through a quiz, and you'll both know where they stand by the weekend.

Teaching a class? See Cortex for teachers.