This week, we're continuing our discussion of Mark Twain's 'The Adventures of Huckleberry Finn.' This is part two of our talk about Huck Finn, and this time we're looking at the metaphors in the book, a little bit about what the...

Usually, you can count on a river to flow in one direction, but some things can make it reverse course. Aside from being weird and surprising, these river reversals can often reflect geological changes and have long-lasting impacts on...

Science writer Richard Preston talks about some of the most enormous living beings on the planet, the giant trees of the US Pacific Northwest. Growing from a tiny seed, they support vast ecosystems -- and are still, largely, a mystery.

When companies develop pricing they consider a lot of things, from costs to competition, but there are some times external macro influences that influence the prices that firms charge. Whether it is the Showrooming of...

Get ready to go on an adventure across wild rivers, tall mountains, and wide open land! In this video, you’ll learn about the Lewis and Clark Expedition. In 1804, President Thomas Jefferson sent Meriwether Lewis and William Clark to...

In this video, you’ll learn about Ulysses S. Grant, a brave leader during the Civil War and the 18th president of the United States. He was the general who led the Union Army to victory against the Confederacy. Grant was calm, strong,...

Discover the story behind the Louisiana Purchase, one of the most important land deals in American history. In this video, we explain how the United States bought a huge amount of territory from France in 1803, doubling the size of the...

An explorer is someone who travels to places they have not been to before, to learn about them. In this video, meet the explorers who came to the place we now call the United States.

Learn about the longest rivers in the United States, and their roles in shaping the nation's landscape, culture, and history.

Prehistory – the time before we had written records – is filled with many unanswered questions. But by studying old objects, like tools and bones, scientists have found clues about North America's earliest inhabitants.

There are two different kinds of landmark: natural and man-made. Let's explore some of the most well-known examples in the United States.

In 1783, the Treaty of Paris formally ended the American Revolution. This historic document secured American independence but failed to address important issues that would lead to future divisions.

Dive into Chris Ring's 181-day journey swimming the Mississippi River to honor Gold Star families.

The Mighty Mississippi is truly one of the mighty rivers of the world. And like other mighty rivers, it has become an integral part of the land, people, and country it exists within. However, unlike other major rivers in the world such...

A video entitled “Zebulon Pike’s Expeditions” that examines the importance and legacy of explorer Zebulon Pike’s two famous journeys into the American West.

Discovering New Orleans, USA:Experience the charm of southern hospitality in the vibrant city of New Orleans. Indulge in delectable cuisine and immerse yourself in the soulful rhythms of its music scene. Delve into the city's rich...

Kansas has fewer than 3 million Americans overall making it the 36th largest state in the country. But if you look just to the east and west you have the states of Missouri and Colorado respectively, each with about double the population...

Minnesota, home to more than 11,000 lakes, has a pretty sizeable population. But the vast majority of this population exists in the southern and eastern part of the state, leaving the west and north with very few people overall. This...

Learn about one of the great American authors, Mark Twain.

This video outlines the negotiations behind the Louisiana Purchase, focusing on James Monroe and Robert Livingston's efforts in Paris. It explains their surprise at Napoleon Bonaparte's offer to sell the entire Louisiana Territory for...

This video explores the significant effects of the Louisiana Purchase on the United States. It discusses how the acquisition doubled the country's size, opened up new trade routes along the Mississippi River, and enabled westward...

This video explores the events leading up to the Louisiana Purchase and President Thomas Jefferson's concerns about New Orleans in the early 1800s. It covers Jefferson's efforts to secure access to the Mississippi River for American...

This video explores the types of communities found near bodies of water such as oceans, rivers, lakes, and estuaries. Learn how these water sources shape the jobs, recreation, and daily life of people living in coastal, river, and lake...

Hey everyone, and welcome back Math Defined! Today, we're diving into the hilarious and relatable world of "Math Curse" by Jon Scieszka and Lane Smith.



Ever feel like math is following you everywhere you go? Like you...