Instructional Video2:04
Curated Video

Determining Non-Function Graphs Using the Vertical Line Test

9th - 12th
In this video, the teacher explains how to use the vertical line test to determine if a graph is a function or not. The viewer is presented with four graphs and asked to identify which one is not a function. The teacher demonstrates...
Instructional Video5:26
Curated Video

Learning LESS (Video 21)

Higher Ed
CSS is great; it's a staple of the web and it helps us to produce beautiful websites, but some parts of it are archaic, and it's often time-consuming to get right. LESS changes that. LESS includes built-in features that allow you...
Instructional Video4:11
Curated Video

Learning LESS (Video 20)

Higher Ed
CSS is great; it's a staple of the web and it helps us to produce beautiful websites, but some parts of it are archaic, and it's often time-consuming to get right. LESS changes that. LESS includes built-in features that allow you...
Instructional Video
Shmoop University

Shmoop: Introduction to Functions

9th - 10th Standards
This animation [3:06] features the mathematical concept of functions and the importance in the ordering of the function, as they determine the outcome of the equation.