01
Import problems
Photos or PDFs of the pages with your mistakes
AI mistake notebookAny exam, every mistake, until you get it right
School workbooks, medical terminology quizzes, certification past papers. Typing problems in and retrying them as sets or assignments is free. Upload a photo and AI sorts out the problem, answer, and solution.
Got a join code from a friend? Join an assignment
Photo of a missed problem
Mistake card
- Problem
- Which suffix means "surgical removal"?
- Answer
- (B) -ectomy
- AI's answer. If it differs from your answer key, fix it.
- Solution
- The suffix "-otomy" means surgical incision or cutting into.
- The suffix "-ectomy" means surgical removal.
- Concepts
- Medical terminology
- Suffixes
- No install. Works in any browser on desktop or phone
- Extract problems from a whole workbook or test, as photos or a PDF
- If the AI isn't sure of an answer, it leaves it blank and says so
What you can bring
If you learn it by solving, the subject doesn’t matter. The workbooks and test papers you already have become your mistake notebook.
Middle & high school
School workbooks
Collect what you miss in each unit and retry it before the test. You can also solve them as an assignment with friends.
Algebra workbook, p. 48
Which quadrant does the graph of y = 2x − 3 not pass through?
Medical & nursing students
Terminology, anatomy, pharmacology
Photograph the quiz as it is. Only the items you missed come back before the next test.
Medical terminology quiz, Q7
Explain the difference between ‑ectomy and ‑otomy.
Certification exams
Past-paper rounds
Each round, redo only what you missed. Set a daily amount and the schedule runs to exam day.
Financial accounting past paper, ch. 7
What is net realizable value under the lower-of-cost rule?
Parents
Your child’s workbook
Photograph the problems your child missed and have them retry the same ones next week, on screen or printed.
Grade 4 fractions test
2 3/5 − 1 4/5 = ?
Upload, solve, retry what you missed
Upload it and AI organizes it. Problems you miss come back on their own until you get them right.
02
Clean with AI
Separate questions and answers, worked solutions, tags
03
Solve now
Right away, on screen or on paper. No set needed
04
Again until it’s right
Missed problems come back in Today
Questions, answered
Photos of the workbook or test pages with problems you got wrong are all you need to start. Add the answer-key pages too, and the answers are attached to each problem. No photos yet? Sign up now and upload them later. With AI (uses credits), one photo becomes one organized problem, and a stack of photos or a PDF can be extracted into many problems at once. Typing problems in yourself, one at a time, is free.
ReviewNotes for practicing problems. VoiceCards when you need to memorize.
Drill problems here, drill words and facts out loud in VoiceCards.
Try VoiceCardsReview problems here. Master model writing in Scripta.
Solve missed problems again, then practice important writing from its structure down to each sentence.
Try Scripta