A place to start

Choose the right study tool

Study with reviewers, Pomodoro focus sessions, Feynman explanations, active recall, Cornell notes, flashcards, and practice exams.

Choose by what you need to do

Capture a lesson

Notebook

Write or sketch a lesson, then turn text into study material. Keep diagram labels in text for conversion.

Use your notes

Understand the method

Reviewer

Read a lesson, explain it, recall it, or collect Cornell notes.

Build a reviewer

Recall without looking

Flashcards

Recall one idea at a time and revisit cards that need practice.

Make useful cards

Apply the whole lesson

Practice exam

Solve questions, check explanations, and retry mistakes.

Prepare an exam

One lesson, three passes

A simple 20-minute session

Open a reviewer and choose Read, Feynman, Memory, or Notes. Use its focus timer when you want a timed session.

  1. 5 minutes · UnderstandRead one reviewer section. Close it and explain the method in your own words.
  2. 5 minutes · RecallTry a small card set. Mark uncertainty honestly before moving on.
  3. 10 minutes · ApplyAttempt a few exam questions, then revisit the step behind each miss.

Use AI for a first draft

Add readable sources, choose a format, and review the draft before publishing. AI availability depends on site setup and allowance.

Prepare your sources

Follow a workflow

Study methods

Study public materials without an account

Read reviewers, practice cards, and take exams as a guest, with browser-linked card progress and exams kept in the open page.

4 min read

Try a public lesson

Try a public reviewer, flashcards, or practice questions without an account.

Browse materials