Khan Academy
Khan Academy: Algebra: The Beauty of Algebra
Video explaining why algebra is fundamental to an understanding of the universe. [10:07]
PBS
Wnet: Thirteen: Get the Math: In Music See How the Teams Solved the Challenge
The teams use algebra to match the tempo of an electronic drum track to the tempo of an instrumental sample created by DobleFlo.
Khan Academy
Khan Academy: Overview and History of Algebra: The Beauty of Algebra
Why the abstraction of mathematics is so fundamental. This video explains why algebra is fundamental to an understanding of the universe.
Sophia Learning
Sophia: Basic Algebra Properties
Explore basic algebra properties such as order of operations, distributive property, commutative property, and associative property.
Sophia Learning
Sophia: Organizing Information: Lesson 8
This lesson shows how to gather information and organize it in order to see what is known/unknown about a problem. It is 8 of 9 in the series titled "Organizing Information."