HOW DOES A TOUCH SCREEN WORK?

By Leon Gray

Discusses the history and evolution of touch screens and describes how they work, where they are used today, and possible future developments in the field.

Horrible jobs of the industrial revolution

By Leon Gray

"The Industrial Revolution brought about great changes, but this was a time before many labor laws, and many children had to work from sunup to sundown. The poor had to work as rat catchers and coa...

Horrible jobs of the industrial revolution

By Leon Gray

"The Industrial Revolution brought about great changes, but this was a time before many labor laws, and many children had to work from sunup to sundown. The poor had to work as rat catchers and coa...

HOW DOES A TOUCH SCREEN WORK

By Leon Gray

Discusses the history and evolution of touch screens and describes how they work, where they are used today, and possible future developments in the field.

HOW DOES A TOUCH SCREEN WORK?

By Leon Gray

Discusses the history and evolution of touch screens and describes how they work, where they are used today, and possible future developments in the field.

HOW DOES CLOUD COMPUTING WORK

By Leon Gray

Explains what cloud computing is, how it works, the services it provides, and its advantages and disadvantages.

HOW DOES CLOUD COMPUTING WORK?

By Leon Gray

Explains what cloud computing is, how it works, the services it provides, and its advantages and disadvantages.

How does GPS work

By Leon Gray

How does GPS work?

By Leon Gray

Amazing animal super sleuths

By Leon Gray

"Describes the different types of senses animals use to find prey or stay safe from predators"--