The Parabola

The four conic sections can be obtained by intersecting a plane with a double right circular cone.

The College of Southern Idaho provides videos that require Windows Media Player 6.0 or higher, a free download.
The Conic Sections
Graph parabolas with vertices at the origin
Write equations for parabolas in standard form
Solve applied problems involving parabolas
Graph parabolas with vertices not at the origin

Dr. Jacci White of St. Leo University recorded this video that also requires Real Player.