What is Polyethylene? – Properties & Uses

When you grabbed that plastic grocery bag, I bet you didn’t know it contained the compound polyethylene. Let’s learn more about polyethylene, including its properties and uses. What Is Polyethylene? Plastic containers, plastic bottles, plastic bags, and plastic toys; everywhere Read More

Extraterritorial Jurisdiction: Definition & International Law

The legal and territorial boundaries of a nation usually are fairly well defined; however, extraterritorial jurisdiction allows those boundaries to extend in certain circumstances. In this lesson, we’ll look at the definition of extraterritorial jurisdiction and how it applies to Read More

Cultural Differences in Middle Adulthood

Middle adulthood can be a full and challenging time of life, but not everyone experiences middle age the same way. Watch this lesson to find out how culture impacts middle adulthood, including the concepts of generativity and mid-life crisis. Middle Read More

Trajan the Roman Emperor: Accomplishments & Facts

Considered one of the five ‘good emperors,’ Trajan was praised for his active building programs and successful leadership. In this lesson, learn about Trajan’s background and accomplishments as emperor of Rome. Pax Romana Emperors A statue of Emperor Trajan. The Read More

W.E.B. Du Bois’ The Talented Tenth: Essay Summary & Theory

‘The Talented Tenth’ is a 1903 essay by W.E.B. Du Bois that popularized the theory that cultivating a class of exceptional leaders through classical education was crucial to African American empowerment. Overview of ‘The Talented Tenth’ ‘The Talented Tenth’ is Read More

Acts of the Constitutional Settlement in England

In this lesson, we will explore England’s constitutional settlement, which began after the Glorious Revolution of 1688. We will examine four acts that characterized this unique development in English history. The Glorious Revolution By 1688, the English Parliament had put Read More

Facts About Apples: Lesson for Kids

Become an apple expert by learning all there is to know about apples! Identify different types of apples, examine apples and their role throughout history and learn interesting additional facts about this popular fruit. Apples, Apples Everywhere! Apple pie, apple Read More

How to Link Physical Activity to Learning & Performance

In this lesson we discuss physical activity and its relationship to both learning and performance. We also describe how the brain actually benefits from exercise, and we review several activities to incorporate fitness into the classroom setting. Physical Activity and Read More