What is the Nature of Science?

Determining whether or not something is living can be more difficult than it seems. Put your young scientists to work defining their own criteria to identify life, then work with three samples to see if they are alive or not. 

Rotating through five stations, evolutionary biologists explore the question of how changes in DNA facilitate the changes in a population over time. High-quality, colorful cards of animals, skeletons, skulls, and DNA sequences can all be...

Your class won't get on your nerves while doing this modeling activity! After teaching the structure and function of a neuron using the included diagrams, give individuals some clay and chenille stems so that they can make their own...

Measurements of Australia's coast line range from 12,500 km long to 25,700 km long. What causes the difference in these measurements? The video discusses the coastline paradox, fractals, and the importance of the size of a measuring stick.

Metals offer unique properties thanks to the structure of their valence electrons. The Socratica chemistry playlist includes this video explaining what a metal is and the properties of metals. It focuses on their structures, features,...

If you carefully observe populations with short life cycles, you can observe natural selection happening. The video explains what natural selection is, how scientists theorized it, and how science proves the concept. It highlights the...

Examine exactly what is meant by natural selection, as well as how it works in nature and through the assistance of humans. Presented with fun graphics and simple narration, the complex topic of natural selection is clearly explained in...

Learn about the basics of the mechanism of evolution and the importance of natural selection, and examine evidence showing that we are seeing evolution playing out in every organism we encounter. In an engaging and easy-to-follow video,...

After watching a short film about the anatomy and physiology of fungi, discuss with your class the seven provided Think questions, or make up your own. The animation is in the style of colorful artistic drawings and text that appears in...

Can your diet change the smell of your armpits? Scholars learn the truth behind this and other factors that influence body odor. It covers the biology of what is happening as well as the ways to prevent or cover the offensive odor. To...