- Project Euler
- TI Calculator Programmer Application
- A Table of Integrals with Proofs and Tips
- The Midpoint Rule
- Modified Euler's Method
- Adams-Bashforth and Adams-Moulton Methods

- Open Courseware at MIT
- Column and Null Space at Southwestern Adventist University
- Online Matrix Calulator (bluebit)
- Online Matrix Calculator at University of Nice
- Linear Algebra Toolkit at Old Dominion University
- Eigenvalues and Eigenvectors
- Quartic Roots
- Eigenvectors and Eigenspaces (youtube)
- Complex Numbers and Roots of Unity at University of Toronto
- CS621 at Cornell
- "Numerical Linear Algebra" at McMaster
- "Numerical Methods for Differential Eqs." at McMaster
- Orthogonal Complements
- Linear Algebra at St. Michael's College

- Abstract Algebra Advice at University of Minnesota
- Subgroups and Cosets
- Abstract Algebra at Brandeis
- Intro to Modern Algebra at Kansas State
- Group Theory at Brandeis
- Abstract Algebra at Berkeley
- Intro to Groups
- Abstract Operations at John Carroll University
- Set Theory at Stanford
- Cardinality at University of Surrey (UK)
- Infinite Sets
- Creating a Homomorphism at Calif. State Univ. - San Bernardino
- Polar Form of Complex Numbers
- Abstract Algebra at Northern Illinois University
- Polar Coordinates at Lamar University

*Updated: May 13 ^{th}, 2014*