A girl goes on the computer to download a shape

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...

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

Today we cut the granite with diamond-cut blade as is one of the most difficult rocks to cut due to its hardness.How could the egyptians, if it was...

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

Physics is a system of models of nature according to which all phenomena are explained in terms of matter and force. Sound confusing? It doesn't have...

Ten years ago, Tetsuya Miyamoto had a dream to change the world through puzzles. In his classroom in Yokohama, KenKen was born. Enter a world where...

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

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...

Until recently geometry was 'cold', incapable of describing the irregular shape of a cloud, the slope of a mountain or the beauty of the human body....

Levon Cade left behind a decorated military career in the black ops to live a simple life working construction. But when his boss's daughter, who is...

When a drug heist swerves lethally out of control, a jaded cop fights his way through a corrupt city's criminal underworld to save a politician's son.

Four misfits find themselves struggling with ordinary problems when they are suddenly pulled through a mysterious portal into the Overworld: a...

A queen sends the powerful and feared sorceress Gray Alys to the ghostly wilderness of the Lost Lands in search of a magical power, where she and her...

When panic erupts on a Tokyo-bound bullet train that will explode if it slows below 100 kph, authorities race against time to save everyone on board.

International assassin Walker is compromised during a mission and sent to a reassignment center for a new identity. During his stay at the facility,...

After meeting with newly elected U.S. President Thaddeus Ross, Sam finds himself in the middle of an international incident. He must discover the...

Trying to leave their troubled lives behind, twin brothers return to their hometown to start again, only to discover that an even greater evil is...

After the unexpected death of the Pope, Cardinal Lawrence is tasked with managing the covert and ancient ritual of electing a new one. Sequestered in...

A woman wakes up on a distant planet and finds the crew of her space station viciously killed. Her investigation into what happened sets in motion a...

After the G20 Summit is overtaken by terrorists, President Danielle Sutton must bring all her statecraft and military experience to defend her family...

When the girl of his dreams is kidnapped, everyman Nate turns his inability to feel pain into an unexpected strength in his fight to get her back.