- General Math
- Sequences, Series and Patterns
- Algebraic Expressions and Equations
Video by Art of Problem Solving's Richard Rusczyk.
- Algebraic Expressions and Equations
Original Handbook Problem: In Lewis Carroll’s Through the Looking-Glass, this conversation takes place between Tweedledee and Tweedledum. Tweedledum says, “The sum of your weight and twice mine is 361...
- Algebraic Expressions and Equations
Finalist video in the 2012-2013 Math Video Challenge. This video was created by team SMSA. The Math Video Challenge is an innovative program involving teams of students using cutting-edge technology...