Learn a pattern
Keep the pattern, worked example, and visual trace visible.
Learning activity - not readiness evidenceOpen modeLoading practice workspace…
Resume the highest-priority work, review weak questions, and keep one account-backed record across the library and roadmaps.
75 questions · 7 companies representedModes change what is visible, what help is allowed, and what the resulting self-report can honestly support.
Keep the pattern, worked example, and visual trace visible.
Learning activity - not readiness evidenceOpen modeHide topic and pattern labels; name clues, anti-clues, and an invariant first.
Self-reported recognition practiceOpen modeSolve independently with optional checkpoints and a reflection after the attempt.
Self-reported independent practiceOpen modePractice pacing with an adjustable, pausable timer and explicit permitted references.
Self-reported timed rehearsal with exposure provenanceOpen modeWork across different pattern families with labels removed and exposure declared.
Self-reported transfer practice with exposure provenanceOpen modeChoose a question you have worked before. Sign in to build a queue from errors, time, confidence, and retrieval history.
Browser-session review - no saved queueChoose a questionUnseen questions are selected first; familiar questions remain labeled by your recorded exposure. Refreshing does not reshuffle the set.
Rate each dimension independently as needs evidence, developing, or strong. There is no total, percentage, or pass probability.
Topic and pattern filters stay hidden in this mode. Choose by title and difficulty, then identify the approach from the prompt.