Nothing is more important than making eye contact to build a connection with your audience, but it isn't always easy when you are on your computer. So in this video, I will show you how to make eye contact online.

In this video, students learn how to solve two-step word problems by completing all the necessary steps. The video provides examples of adding and subtracting marbles in a race, emphasizing the importance of not overlooking any...

We all know that the universe is big. But how big it is? Much bigger than you think. Let's start out by looking at the Earth, and then zoom out to progressively larger and larger structures, so that we can see just how big it is. Then...

Here is a short video about how you can view 3D imagery of a location on Google Earth.

In this animation, I explain Aperture and how it interacts with the various parameters of photography.