Six ways to practise, one system deciding what you practise next.
Upload once. StudyWorld handles the questions, the summaries, the exams and the follow-up.
The heart of StudyWorld. Mistakes are traced back to the concept behind them, and your future questions automatically shift towards the topics you struggle with — asked in new ways each time.
Every upload turns into a real mix of exercises, not one endless quiz.
Generate a complete exam from your own material and sit it under time pressure.
Difficult material explained in plain language — the version you wish the book had.
Speak a word or sentence and hear exactly which sounds to fix.
One honest view of where you stand — accuracy, strong topics, weak topics, mastery.
Finished topics come back at the right moment, so they do not quietly fade away.
StudyWorld keeps a live picture of what you know. A concept you keep missing is flagged as needing practice and shows up more often. Once you answer it correctly in several different formats, it moves to mastered and steps out of the way.
Concept board
Updated after every answerPhotosynthesis
34 questions answered
Cell respiration
22 questions answered
Chloroplasts
18 questions answered
ATP
15 questions answered
Energy conversion
26 questions answered
Basic geometry
30 questions answered
Two features that turn passive revision into something you can actually feel improving.
Speak a word or a full sentence. You get a score per sound, not a vague thumbs up.
Je voudrais un café, s'il vous plaît.
I would like a coffee, please.
Not a wall of numbers. Just the few that tell you whether this is working.
+32% in eight weeks
5 concepts mastered
2 concepts still need practice
Mastery per week
Your time is limited. The topics you already know do not need another hour.
Study smarter, not longer.
Upload your first chapter and see your weak concepts within one short session.
Free plan forever · No credit card needed