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IB Theory of Knowledge

Your child's own
IB Theory of Knowledge tutor

Pioneered by Stanford AI researchers and learning scientists, Aristotle is the world's first voice-based AI tutor. Built for the IB Theory of Knowledge syllabus.

Trusted by families at

StuyvesantHunter College HSBronx ScienceBrooklyn TechHorace MannTrinity SchoolCollegiateBrearleyFieldstonHarkerCastillejaMenlo SchoolHead-RoyceLick-WilmerdingLowell HSMission San Jose HS

Fits your child's IB Theory of Knowledge class

Aligned to the IB syllabus

IB syllabus

Every IB Theory of Knowledge skill maps to a topic in the syllabus, so sessions cover what the exams test.

Your child's school

Share your teacher's syllabus, textbook, or pacing guide and sessions follow your child's actual class.

Your exam goal

Aiming for a 7? Aristotle plans review back from your child's target grade and exam date.

IB exam prep

How does Aristotle help with IB Theory of Knowledge exam prep?

Aristotle tracks 84 IB Theory of Knowledge skills, finds the ones costing your child points, and plans review back from exam day.

Unit-by-unit review

Follows the syllabus, unit by unit.

Exam-style practice

Your child talks it through. Aristotle coaches from the step that went wrong.

Help on demand

Any time before the exam. No booking.

A parent view

See what's mastered and what's left.

Features

All the tools of a great tutor.

Talk things through, work side by side, and come back next time to a tutor who remembers where you left off.

Learn out loud

Ask questions out loud, hear explanations in Aristotle’s voice, and interrupt whenever you need to.

An interactive whiteboard

Aristotle draws steps, diagrams, and images to help you learn visually.

Practice built for you

Get practice problems tailored to the exact topics you’re struggling with.

65 subjects and counting

From middle-school math to AP exams to SAT/ACT prep. We also build custom plans matched to state standards and specific courses.

Review with ease

Revisit session summaries, session whiteboards, and uploads in one place.

Upload your own materials

Aristotle can read and navigate any PDFs and images with the learner. That includes textbooks with hundreds of pages!

Personalized tracking

We break all subjects down into granular skills, then track mistakes and mastery on each one. Parents can see the whole picture at a glance.

A tutor that knows you

Aristotle remembers every session: what you’ve covered, where you got stuck, how you like things explained. It picks up right where you left off.

The curriculum

84 IB Theory of Knowledge skills, personalized to your child

Aristotle is designed to always know what to teach at exactly the right time.

Sample curriculum

Not startedIn progressMastered* Click a topic to see the skills inside

* Click a topic to see the skills inside

Knowledge and the Knower

Optional Themes

Areas of Knowledge

TOK Analytical Toolkit

The TOK Exhibition

The TOK Essay

IB Theory of Knowledge tutoring curriculum84 skills across 6 units

Knowledge and the Knower

The compulsory core theme: who the knower is, how their communities and experience shape what they know, and how personal knowledge relates to shared knowledge. Topics: Knowledge and the Knower.

Optional Themes

Five optional themes, of which a school teaches two; this map carries all five so any school's choice is covered. Topics: Knowledge and Technology, Knowledge and Language, Knowledge and Politics, Knowledge and Religion, Knowledge and Indigenous Societies.

Areas of Knowledge

The five compulsory areas of knowledge, each examined through the same four framework elements: scope, perspectives, methods and tools, and ethics. Topics: Mathematics, The Natural Sciences, The Human Sciences, History, The Arts.

TOK Analytical Toolkit

The transferable moves the course is assessed on: turning a first-order question into a knowledge question, building and testing arguments, and putting the twelve TOK concepts to work. Topics: Knowledge Questions and Claims, Argument, Counterclaim and Evidence, The Twelve TOK Concepts.

The TOK Exhibition

The internally assessed task, worth 33% of the TOK grade: three real-world objects linked to one of the 35 IA prompts, with a commentary of at most 950 words marked out of 10. Topics: The TOK Exhibition.

The TOK Essay

The externally assessed task, worth 67% of the TOK grade: an essay of at most 1,600 words on one of six prescribed titles issued each session, marked out of 10. Topics: The TOK Essay.

Here’s what families say about Aristotle

My son told me yesterday that we should cancel his human tutor, because Aristotle is doing a better job. The human tutor was $250/hour.

Kim L.

parent of Andy, 13Milwaukee, Wisconsin

Common questions about online IB Theory of Knowledge tutoring

A few things you might wonder before getting started.

What does Aristotle's IB Theory of Knowledge course cover?

Aristotle's IB Theory of Knowledge course tracks 84 skills across 6 units, mapped to the IB subject guide, including Knowledge and the Knower, Optional Themes, and Areas of Knowledge. Every skill is linked to the skills it builds on, so the tutor always knows which parts of IB Theory of Knowledge your child has mastered and what to teach next.

Does Aristotle follow the IB Theory of Knowledge syllabus?

What does a IB Theory of Knowledge tutoring session look like?

Does Aristotle follow my child's IB Theory of Knowledge class?

Can Aristotle help if my child is struggling with IB Theory of Knowledge?

How much does IB Theory of Knowledge tutoring with Aristotle cost?

How is Aristotle different from ChatGPT for IB Theory of Knowledge help?

Can parents see how the tutoring is going?

A learner having an idea, surrounded by maps and equations

This could be you

A little help. A lot to learn.

For homework, supporting your child, or anything you’ve always wanted to know more about, Aristotle makes it easy for anyone to learn out loud.