What and where is "the cloud"? The lesson teaches scholars about the history of cloud computing and about its current uses. It also teaches how to install a multiple guest OS in a host OS and how to use cloud computing services.

Even computers find this to be a hard problem. In the eighth installment of a 12-part unit, young computer scientists learn about the traveling salesperson problem. They formulate algorithms to solve the problem and find out why it is...

Sixth graders identify how geography and climate determine the lives of early hominids, the characteristics of hunter-gatherer societies, how animals affected the lives of early hominids, and how hominids overcame their physical...

Students explore the respiratory system. They use a computer to monitor the respiratory rate of an individual. They determine residual oxygen levels in exhaled air. Students evaluate how internal 02 and C02 concentrations influence...