Energize the cells of young biologists with an edible life science activity. Engaging students in exploring the inner workings of plant and animal cells, this activity involves using colored jello and various sweet and...

Take your biology class on an exploration of the inner workings of cells with this multimedia presentation. Looking closely at the structure of cell membranes and the processes of osmosis and diffusion, this resource explains for...

Bad fat, good fat, trans fat, food fat—are all fats created equal? Get to the bottom of the types of fat with a well-crafted presentation. The resource covers adipose tissue, lipids, trans fats, and many other substances that fall under...

Viruses were nano before it was cool to be nano. The presentation covers the structure of a virus cell and the life cycle of a virus. It also includes two videos illustrating the virus cell in greater detail.

The sun will continue to rise in the east and set in the west, no matter what. The first lesson in a series of eight introduces the class to solar angles. It makes connections between a person's latitude and the angle of position of the...