Fossil Lake, Wyoming contains the most complete representation of early Eocene life in the world. The first of three videos on location at Fossil Lake discusses the process of finding fossils. It introduces the tools and methods used to...

Teach a man to let the big fish go and feed him for many lifetimes to come! An engaging video describes the negative effect current fishing regulations have on fish populations. The lesson outlines the rapid decline in average fish size...

Dive into a lesson on the habitat of Earth least studied. A creative lesson describes the characteristics of animals that live in the deepest depths of the ocean. It also shares the concern of scientists that fishing these depths may...

In the nineteenth episode of a world history series, the narrator explains how the mutually beneficial relationship between the Venetians and the Ottomans led to the Renaissance and Christopher Columbus' voyages. More specifically, your...

Darwin was the first to describe a Tree of Life in 1859; since then, the idea has grown both literally and metaphorically. The video explains ancestry and its origins. How many generations back was the first human? How many generations...

Some of the best advice for society, relationships, and personal growth was written nearly 3,000 years ago. High schoolers learn more about Plato's four ideas for reaching eudaimonia, or "fulfillment," in an explanatory video. 

This video (2:53) illustrates a word problem involving the multiplication of fractions using an array to model the solution visually. The problem involves puffins, arctic birds that live in colonies and fish to feed their young. The...