My Algebra Two students are in the thick of learning about conics – parabolas, ellipses, circles, and hyperbolas. I’ve just finished recording a series of screencasts about them, and I am posting them below for your enjoyment.
Why are they called conics? Well, we can construct them using cones, as illustrated by this demo, courtesy of
Here are my screencasts:
Conic Basics
The Parabola
The Ellipse
The Hyperbola
FracTad's Fractopia 