Making Grass Head Figures

Model the phases of the moon, using your head as Earth. This is a pertinent exercise in helping astronomers understand why the moon appears to change over a month's time. Assign it to them as homework and then ask them to write in their...

How are living organisms grouped? In this eight-minute video clip, the system of grouping them according to similarities and relationships is broken down in a simple and straightforward manner. Sal explains the definition of species and...

Just how long can a fossil preserve DNA? It seems that DNA becomes unreadable after about 6.8 million years. Learn about the science that helped make this conclusion and the mistakes made along the way in a lesson from a PBS Eons video...

Deserts make up 33 percent of the land surface area on the earth, so why does Earth have them? The video explains the wind and weather patterns that lead to deserts as well as rain forests. It details how this is related to the ocean...

Learn about the center of mass and projectiles by examining the movement of Olympic figure skaters! Physics and skating fans will be delighted as they watch super athletes perform unbelievable feats. Arrows and text appear to highlight...

Believe it or not, a man was cured of HIV in 2008; unfortunately doctors are still scratching their heads trying to figure out how it happened. Follow along with this short video to learn about this deadly virus and the unique...

Students study black history, examine portraits and portrait making and create their own portraits, and  investigate their natural environment. This humanities lesson provides a text that can be used to teach lessons in black history,...

There are so many wonderful parts to an animal: fur, antlers, tails, and legs, to name a few. A large diagram of an antelope is used to start a matching game, where the class matches body parts made of the same material. They discuss...

Students will make many discoveries about how and why objects move. They will explore and manipulate the motion of objects and the forces required to control that motion (pushing, pulling, throwing, dropping, rolling, and so on). This...

Students observe grass growth. In this agricultural instructional activity, students use empty eggshells and fill them with soil and grass seed. Students record eggshell "hair growth" on a chart.