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11 Online Math Programs for High School Students

Writer's picture: Stephen TurbanStephen Turban

If you’re a high schooler, participating in an online STEM program is a great way to build a strong foundation for future academic and career pursuits. These programs offer opportunities to explore your interests, gain practical skills, and access experiences that may not be available in traditional classroom settings. If you're interested in mathematics, an online program can enhance your college application by demonstrating intellectual curiosity and preparedness for rigorous coursework. 


Early exposure to advanced mathematical concepts through programs, competitions, or independent study reflects dedication and a proactive approach to learning — qualities that will help you stand out in the competitive college admissions process. Below, we’ve curated a list of 11 online math programs designed to help high school students excel in mathematics and beyond.


1. Lumiere Research Scholar Program—Mathematics track

The Lumiere Research Scholar Program is a rigorous research program tailored for high school students. The program offers extensive 1-on-1 research opportunities for high school students across a broad range of subject areas that you can explore as a high schooler. The program pairs high school students with Ph.D. mentors to work 1-on-1 on an independent research project. At the end of the 12-week program, you’ll have developed an independent research paper! You can choose research topics from subjects such as psychology, physics, economics, data science, computer science, engineering, chemistry, international relations, and more. You can find more details about the application here.


Application Deadline: Varying deadlines based on cohort.

Duration: Options range from 12 weeks to 1 year.

Location: Remote — you can participate in this program from anywhere in the world!

Eligibility: You must be currently enrolled in high school and demonstrate a high level of academic achievement.

Program Dates: Varies by cohort: summer, fall, winter, or spring.

Cost: Full financial aid is available!

IXL’s High School and Beyond program offers students the flexibility to enhance their math skills outside of the traditional classroom. With a comprehensive curriculum covering subjects like Algebra 1, Geometry, Algebra 2, Precalculus, Calculus, Integrated Math 1, 2, & 3, IXL provides an interactive learning experience that allows you to strengthen your understanding of advanced concepts or reinforce what you've already learned. IXL’s platform features daily challenges, personalized learning paths, and real-time analytics to help you track your progress and identify areas for improvement. 


Application Deadline: None; IXL can be started at any time.

Program Dates: Self-paced; On-your-own learning

Eligibility: All ages

Cost: For one subject, there is a monthly cost of $9.95 or a yearly cost of $79


Khan Academy is a widely recognized online educational platform that offers resources for high school students looking to excel in mathematics. From foundational subjects like algebra and geometry to advanced topics such as calculus and statistics, Khan Academy provides instructional videos, practice exercises, and interactive quizzes that cater to various learning styles. One of Khan Academy’s standout features is its adaptive technology, which adjusts the difficulty of content based on your performance. This personalized approach ensures that you’re constantly challenged at the right level, helping you build proficiency in math. 


Application Deadline: None; available year-round

Program Dates: Year-round

Eligibility: High school students

Cost: Free


AoPS is a prestigious online platform for high school students interested in mathematics. The AoPS curriculum covers topics beyond the standard high school math syllabus, including number theory, combinatorics, and advanced algebra. One of the key features of AoPS is its active online community, which encourages student collaboration. Students can share solutions, participate in math contests, and engage in intellectual discussions. This collaborative environment enhances your mathematical understanding and helps you develop creative thinking and resilience in tackling complex problems.


Application Deadline: Rolling admissions.

Program Dates: Typically meets once a week at a set time of your choosing.

Eligibility: High school students

Cost: $50 a week


Johns Hopkins Center for Talented Youth (CTY) offers advanced online courses in mathematics. Covering a wide range of topics, these courses begin with algebra and geometry but continue on to more specialized areas such as number theory and advanced calculus. CTY's online programs are designed to challenge students with interactive coursework and personalized instruction. As a participant, you will have access to expert educators to guide you through complex mathematical concepts. Beyond academics, CTY connects you with like-minded peers, creating opportunities for collaboration.

 

Application Deadline: Open year-round

Program Dates: Year-round

Eligibility: Highly motivated high school students

Cost: Individually Paced courses: $984 - $1,499; Session-Based courses: $716 - $2,127


Thinkster Math stands out as a leading online education platform that combines artificial intelligence and human expertise to offer personalized math tutoring. Designed to cater to each student's strengths, weaknesses, and learning pace, Thinkster Math provides customized learning paths that help you build a solid foundation in core math concepts while advancing through more challenging topics. With coaches providing real-time feedback, Thinkster Math can help you excel academically in high school while preparing you for standardized tests.

 

Application Deadline: Year-round

Program Dates: Year-round

Eligibility: High School Students

Cost: $141 – $295 monthly for plans offering one-on-one live math tutoring


Delta Math is an online platform that provides a wide range of math tools, practice resources, and assessment tools for high school students. Covering topics from basic algebraic equations to advanced calculus concepts, DeltaMath offers exercises to practice specific skills and receive instant feedback, making it easier to identify areas where you need additional practice. Delta Math is widely used both in classrooms and by individual students looking to supplement their learning. It is a useful tool for improving math proficiency and preparing for exams like the SAT and ACT.  


Application Deadline: Year-round resources

Program Dates: Year-round 

Eligibility: High school students

Cost: Free


CTCMath is a comprehensive online math program designed to help you develop strong mathematical skills through interactive lessons and practice activities. With over 1,400 tutorials covering topics from arithmetic and algebra to geometry, trigonometry, and calculus, CTCMath provides step-by-step explanations that make complex concepts easier to understand. Each tutorial lasts about 4-9 minutes, presenting the concepts of the math lesson step-by-step. CTCMath provides assessments and progress-tracking tools that will help you monitor your improvement over time. Whether preparing for exams, catching up on missed concepts, or exploring advanced topics independently, CTCMath is a reliable resource.

 

Application Deadline: Year-round accessibility

Program Dates: Year-round accessibility

Eligibility: High school students

Cost: Free for students


PhET Interactive Simulations, developed by the University of Colorado Boulder, offers an innovative way to learn math and science through interactive simulations. These simulations are especially beneficial for high school students studying physics, chemistry, biology, and mathematics, allowing you to visualize and experiment with abstract concepts right on your screen. PHET's simulations allow you to manipulate variables, conduct virtual experiments, and observe the results in real time. This approach enhances your understanding of complex topics such as circuits, forces and motion, chemical reactions, and mathematical principles.

 

Application Deadline: None; available year-round

Program Dates: Online, year-round program without formal courses

Eligibility: All ages

Cost: Free


CueThink is an online platform designed to strengthen high school students' problem-solving and critical-thinking skills through collaborative math challenges. It uses a structured framework where you can solve complex math problems, map out your thought processes, and engage with peers to solve their challenges. CueThink’s digital whiteboards allow you to visually organize and explain your problem-solving steps, fostering clear communication and deeper understanding. One of CueThink's standout features is its emphasis on collaboration—you can engage with classmates and mentors, provide and receive constructive feedback, and learn from each other's approaches. 


Application Deadline: There is no application deadline

Program Dates: Year-round

Eligibility: High school students

Cost: Free


The American Academy offers a flexible online math program tailored to high school students’ individual needs. These classes cover a wide range of math subjects, including algebra, geometry, trigonometry, calculus, and beyond. Through interactive lessons, assignments, and assessments, you will strengthen your mathematical proficiency while receiving personalized support from qualified instructors. The courses incorporate multimedia resources, virtual labs, and real-world applications.


Application Deadline: Varies depending on program. See here for more details.

Program Dates: Dates vary depending on which program you choose

Eligibility: High school students

Cost: One semester (0.5 credit) is $238; two semesters (1 credit) is $476 


Stephen is one of the founders of Lumiere and a Harvard College graduate. He founded Lumiere as a PhD student at Harvard Business School. Lumiere is a selective research program where students work 1-1 with a research mentor to develop an independent research paper.

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