Looking for some free online math courses?

The following are all offered completely free by Ivy League universities. These are great places to start your independent pursuit of Math and work towards very strong Demonstrated Interest.

Mathematics for Computer Science (MIT)

Introduction to Linear Models and Matrix Algebra (Harvard)

Introduction to Probability (Harvard) (Free but you can pay for a certificate if you choose.)

Statistics 110: Introduction to Probability (Harvard)

Other Harvard Free Courses in Math

Calculus: Single Variable (UPenn)

Robotics: Kinematics and Mathematical Foundations (UPenn) (Requires registration with edX.)

Other UPenn Free Courses on Various Topics

Statistical Thinking for Data Science and Analytics (Columbia) (Requires registration with edX.)

Other Columbia Free & Paid Courses on Various Topics