In this video lesson, we will learn how to write an absolute value when given the solutions and how to model a real world situation with an absolute value equation. We will use a number line to visually understand the distance from the...

A giant that shrinks when coming closer -- that's what Victor Shih sees when looking at China's three trillion dollars of foreign exchange reserves. Shih is Assistant Professor of Political Science at Northwestern University, and...

This video is answering the question of how can buildings be protected from earthquakes.

Fun sing-a-along, all about the Instruments of the Orchestra!