Free Online High School Math Courses |

Courses for many common high school math subjects are available online. Learn about the different types of courses offered, the benefits of each, and how these courses are useful for a variety of purposes.

Free High School Math Courses Offered Online

Online high school math courses are offered at no cost by non-profit organizations and some universities. Courses include common math subjects – such as algebra, geometry, trigonometry and calculus – along with prep courses for the math sections of popular college admissions tests.

Examples of Free Courses

Online math courses are typically taught via a combination of written notes and video demonstrations. Browse some of the free courses available at:

The Massachusetts Institute of Technology

MIT's Open Courseware site ( offers both courses created by MIT students and those that have been used in the school's undergraduate programs. Subjects these courses cover include:

  • AP Calculus Exam Prep
  • Single Variable Calculus
  • Multivariable Calculus
  • Problem Solving
  • Probability
  • Mathematics of Toys and Games
  • Highlights of Calculus

The Open Education Database

The Open Education Database ( provides a searchable database of more than 475 open courseware math classes offered by colleges and universities around the world. Courses offered include:

  • Algebra I and II
  • Accounting
  • AP Calculus AB and BC
  • Applied Math
  • Business Math and Statistics
  • Differential Equations
  • ACT Exam Prep
  • Money, Banking and Financial Markets
  • Physics
  • Quantitative Reasoning