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Welcome to the world of AoPS Online: A world filled with challenging problems that require creativity and persistence to solve. A world where students learn from impressive mentors and role model instructors. A world filled with inspiring peers who share their love of learning.
Our advanced math curriculum stretches students to their fullest potential. And the connections students make in the AoPS classroom and online community last a lifetime.
All members of the 2015–2021 US International Math Olympiad teams are AoPS alumni.
AoPS Online courses take place weekly in our interactive online classroom. Expert instructors lead cohorts through engaging and rigorous challenges, and students work with peers to creatively problem solve together.
Grades 5–10+
Prealgebra to Geometry
Grades 8–12+
Intermediate Algebra to Precalculus
Grades 9–12+
Calculus to Olympiad Geometry
Grades 9–12
Worldwide Online Olympiad Training in Math, Physics, and Chemistry
Grades 6–12
Preparation for Math Competitions
Grades 6–12+
Programming Classes
AoPS offers our advanced math books in both online and paperback format. Our comprehensive math curriculum covers prealgebra all the way through contest prep math.
Complete introductory math curriculum for students grades 5–10 that covers the standard Prealgebra/Algebra/Geometry series in depth as well as important discrete math topics.
ViewChallenging math textbooks that prepare students grades 8–12 for advanced mathematical subjects in high school, college, and careers in STEM fields.
ViewFor more than 25 years, math competition winners have relied on AoPS problem-solving guides for contest prep. Suitable for grades 6–12, and written by medal winners in MATHCOUNTS, AMC, AIME, and USAMO.
ViewArt of Problem Solving offers two other multifaceted programs. Beast Academy is our comic-based online math curriculum for students ages 6–13. And AoPS Academy brings our methodology to students grades 2–12 through small, in-person classes at local campuses.
Through our three programs, AoPS offers the most comprehensive honors math pathway in the world. View a full comparison of our program offerings.

Art of Problem Solving offers a wide variety of free resources for avid problem solvers, including hundreds of videos and interactive tools like Alcumus, our popular adaptive learning system.
Alcumus is our free adaptive learning system. It offers students a customized learning experience, adjusting to their performance to deliver problems that will challenge them appropriately. Alcumus is aligned to our Introductory Math, Intermediate Algebra, and Precalculus online courses and textbooks.
Our video library offers hundreds of videos featuring AoPS founder Richard Rusczyk. Many of the videos are aligned to our Prealgebra, Introduction to Algebra, and Introduction to Counting & Probability books and classes.
The MATHCOUNTS Trainer has thousands of problems from previous School, Chapter, State, and National MATHCOUNTS competitions. Full solutions are provided for every problem so aspiring MATHCOUNTS mathletes can learn how to approach even the toughest questions.
Compete with middle school students from around the world with For the Win! (FTW), inspired by the MATHCOUNTS Countdown Round.
AoPS Online community forums are the place for our creative problem solvers to connect, question and collaborate. We have a forum for each level and category.