Four-Point Conics

This edition of Trigonometry includes such topics as radians, the special angles, right triangles, the Pythagorean Theorem, sine, cosine, tangent,...

Revised 1998 version. Beginning with a review of functions and graphing, Part 1 jumps into the world of calculus by covering limits, vertical and...

A 1980s educational video that teaches the view how to communicate more effectively in the workplace.

Not long ago, a boy Makarka lived in this area. One day after his grandmother left for the city, Makarka cleared up and began to break trees, shoot...

Animated training film depicting the fundamentals of electricity and how electrical signals can be used to keep an airplane on correct course and...

Part of acclaimed filmmaker Frank Capra's "Wonders of Life" series of science-based films (which won an Emmy Award for Best Editing) teaches kids...

What is Bitcoin? With the advent of Bitcoin, the world's first digital currency, for the first time in history money is no longer controlled by banks...

Hosted by some unnamed escapee from a twelve-step program, Man and Wife, moves from anatomy charts and Asian erotic art into actual footage of two...

José Carioca, showing Donald Duck around South America and introducing him to the samba

This video reinforces the importance of safe crossing and loading/unloading behaviors for primary age students. In the story, the main character goes...

LeapFrog characters spring to life in this engaging and educational video. A wild adventure to the Letter Factory with popular LeapFrog characters...