Every skill mapped
Arithmetic on Aristotle is 86 skills across 8 units, each linked to the skills it builds on.
Arithmetic
Your child's own
Arithmetic tutor
Pioneered by Stanford AI researchers and learning scientists, Aristotle is the world's first voice-based AI tutor. A full Arithmetic course, mapped skill by skill.
Trusted by families at
Fits your child's Arithmetic class
Mapped skill by skill
Your class or your curiosity
Share a syllabus, textbook, or reading list and sessions follow it, or let Aristotle lead the way through the course.
Your child's pace
Aristotle moves on when a skill is mastered and slows down when it isn't, so no time goes to what your child already knows.
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
86 Arithmetic 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
Place Value & Number Sense
Addition & Subtraction
Multiplication & Division
Factors, Multiples & Order of Operations
Fractions
Decimals
Negative Numbers Intro
Measurement, Estimation & Data Basics
Arithmetic tutoring curriculum86 skills across 8 units
Place Value & Number Sense
Foundational number sense: reading, writing, comparing, rounding, and locating whole numbers using the base-ten place-value system. Topics: Place Value & Number Sense.
Addition & Subtraction
Fact fluency, properties, mental strategies, and standard algorithms for adding and subtracting whole numbers, applied to estimation and word problems. Topics: Addition & Subtraction.
Multiplication & Division
The meaning, properties, fact fluency, and standard algorithms for multiplying and dividing whole numbers, applied to estimation and multi-step word problems. Topics: Multiplication, Division.
Factors, Multiples & Order of Operations
Number-theory groundwork (factors, multiples, divisibility, primes, GCF, LCM) alongside the conventions for evaluating numerical expressions in a fixed order. Topics: Factors, Multiples & Number Theory, Order of Operations.
Fractions
What a fraction means and how to place, compare, and rewrite fractions and mixed numbers, then the four operations on fractions and mixed numbers and the word problems that use them. Topics: Fraction Meaning and Forms, Fraction Operations.
Decimals
Decimal place value through thousandths, converting between decimals and fractions, comparing and rounding decimals, the four decimal operations, and decimal word problems including money. Topics: Decimal Meaning and Forms, Decimal Operations.
Negative Numbers Intro
An introduction to negative numbers: interpreting them in real contexts, plotting integers on the number line, finding opposites and absolute value, comparing and ordering signed numbers, and intro-level addition and subtraction using number-line moves. Topics: Negative Numbers and the Number Line.
Measurement, Estimation & Data Basics
Estimating and judging reasonableness, converting metric and customary units, solving elapsed-time and money problems, finding perimeter and area of rectangles, and reading simple data displays including a first look at mean as fair-share leveling. Topics: Estimation, Units, and Measurement, Reading Simple Data Displays.
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.
Common questions about online Arithmetic tutoring
A few things you might wonder before getting started.
What does Aristotle's Arithmetic course cover?
Aristotle's Arithmetic course tracks 86 skills across 8 units, including Place Value & Number Sense, Addition & Subtraction, and Multiplication & Division. Every skill is linked to the skills it builds on, so the tutor always knows which parts of Arithmetic your child has mastered and what to teach next.
Who is Aristotle's Arithmetic course for?
What does a Arithmetic tutoring session look like?
Does Aristotle follow my child's Arithmetic class?
Can Aristotle help if my child is struggling with Arithmetic?
How much does Arithmetic tutoring with Aristotle cost?
How is Aristotle different from ChatGPT for Arithmetic help?
Can parents see how the tutoring is going?
From the notebook
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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.