This video explains the concept of adaptations in animals, focusing on both physical characteristics and behavioral traits. The video also introduces the idea of stimuli and responses, emphasizing how animals react to changes in their...

In this video, the concept of the law of superposition is explained, which states that younger rock layers are found on top of older rock layers in sedimentary rocks. Additionally, the video introduces the concept of index fossils, which...

In this Nature League Lesson Plan, Brit discusses physical and behavioral adaptations of life on Earth and shares some of her favorites.

This video explains the concept of adaptation and natural selection in evolution. It uses examples of bison and finches to demonstrate how variations that help organisms survive in their environment are passed on to future generations....

When we looked at some areas of biotechnology earlier in the series, we briefly touched on gene therapy, without saying much about what it is. Now we are ready to dive into this topic and see what it is all about. If a person has a...

This live-action video program is about the word ecology. The program is designed to reinforce and support a student's comprehension and retention of the word ecology through use of video footage, photographs, diagrams and colorful,...

For thousands of years scientists have named and categorized the vast array of life on Earth. This series of videos highlights the major advances concerning the classification of life, more specifically focusing on current trends in...

We've established that the basic unit of life is the cell, and that the simplest forms of life are just one cell. The earliest unicellular organisms were prokaryotic, and there are many prokaryotic organisms still around today, including...

This video provides a brief overview of the topics covered in the Ecology Fundamentals series. It explains the terms species, population, and community, and emphasizes the importance of understanding the biotic and abiotic components of...

The video discusses the theory of continental drift proposed by Alfred Vagner in 1912. The video explores the evidence that Vagner compiled to support his theory, including the geographic fit of the continents, fossil evidence, and rock...

Most of us know about viruses, and that they spread disease. But what is a virus exactly? Is it alive? How does it infect a host? There's a lot to discuss here! Take a look.

This live-action video program is about blood vessels. The program is designed to reinforce and support a student's comprehension and retention of the term through use of video footage, photographs, diagrams and colorful, animated...

This video explains the concept of energy flow in an ecosystem, particularly in a forest ecosystem. It highlights the relationship between producers, consumers, and decomposers and how they interact with each other to obtain energy....