Precious Knowledge

A group of uniformed Japanese schoolchildren make their way to class. But what they will be taught when they get there is a subject increasingly...

Revised 1998 version. When you're ready to tackle advanced calculus, The Standard Deviants are ready to help! Part 2 covers applications of the...

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

Geometry Part 2 goes into detail on perimeter, circumference and area for 2-dimensional and 3-dimensional figures. This DVD is also helpful for...

In Astronomy Part 2, you will learn all about the planets, asteroids, comets, meteoroids, the layers of the sun, fusion, and more. The Standard...

This series also covers the essential concepts of astronomy: gravity, the light spectrum, Earth's magnetic field, the solar system, the sun, Kepler's...

Every year, millions of high school and college students walk into their first geometry class thinking: "Circles and squares. How tough can it be?"...

Morgan Spurlock tours the Middle East to discuss the war on terror with Arabic people.

EVERYTHING YOU NEED TO KNOW TO ACE PRE-CALCULUS IS AT YOUR FINGERTIPS: functions, polynomials, f(x), RATIONAL FUNCTIONS, standard form for rational...

A teacher in a disadvantaged community rebels against a system that neglects many of its vulnerable students. Gloria Merriex transforms into a...

In the vast expanse of desert East of Atlas Mountains in Morocco, seasonal rain and snow once supported livestock, but now the drought seems to never...

In an age when misinformation, alternative facts, and conspiracy theories have become mainstream, UFOs have risen to become one of the most-talked...