Media Library

In this entertaining program, we cover an introduction to roots and radicals, explore how roots can be simplified, carry out some operations with radicals, examine methods of approximation of roots and finish off by looking at an application involving the Pythagorean Theorem. A clear, concise and engaging explanation of roots and radicals.

The program demonstrates the following constructions in the context of a student creating a mobile to hang above a baby's cot: * Bisecting an angle * Perpendicular bisector of a line * Constructing a triangle using three known side lengths * Determine the center of gravity by constructing medians * Determine the inscribed circle of a triangle by constructing the angle bisectors * Determine the

From the stunning creators of Blue Planet: Seas of Life comes this epic 5-disc series celebrating the Earth as never before. With an unprecedented production budget, using high definition photography and revolutionary high-speed cameras.

In 2007 the provocative documentary film Two Million Minutes: A Global Examination premiered. Comparing and contrasting the two million minutes of high school in India, China and the U.S., the film raised awareness and rattled cages from Harvard to the halls of power.