PBS
Pbs Learning Media: Testing Insulators: Ice Cube in a Box
Watch the ZOOM cast discover which insulator -- newspaper or aluminum foil -- is better at keeping an ice cube frozen longer. [4:58]
PBS
Pbs Learning Media: Designing a Puff Mobile
The air you exhale can power a puff mobile. Watch as the ZOOM cast races their air-powered designs to see which design features are the most successful. [3:24]
PBS
Pbs Learning Media: Train Truss Animation
This animated video segment from "Building Big" demonstrates how a truss bridge is designed to balance the weight of a train as it travels over it. [0:39]
PBS
Pbs Learning Media: How Do You Get to the Moon?
This video, adapted from NOVA, showcases the competing engineering plans designed for landing a person on the Moon for the first time. [5:26]
PBS
Pbs Learning Media: Galileo's Thought Experiment
How can Earth move through space without our feeling its motion? This video segment adapted from NOVA answers this question by dramatizing one of Galileo's thought experiments. [2:42]
PBS
Pbs Learning Media: Galileo's Big Mistake
Scientists don't always get it right. This video segment adapted from NOVA looks at Galileo's failed theory for the motion of the tides. [1:43]
PBS
Pbs Learning Media: Defy Gravity! Centripetal Force
How can you keep a ball from falling out of a jar if the jar is upside down? Watch the ZOOM cast use centripetal force to meet this challenge. [2:54]
PBS
Pbs Learning Media: Experimenting With a Lemon Battery
Can a fresh lemon power a digital clock? In this video segment adapted from ZOOM, the cast shows you how this can be done and, in the process, discover how kids can be a part of an electric circuit. [5:05]
PBS
Pbs Learning Media: Center of Gravity: Pencil Balance
Watch the ZOOM cast learn about center of gravity by trying to balance a pencil on their fingers and noses. [3:36]
PBS
Pbs Learning Media: Defy Gravity! Upside Down Ping Pong Ball
In this video segment, the ZOOM cast is challenged to keep a ping pong ball in a funnel while the funnel is held upside down, seemingly defying gravity. [4:34]
PBS
Pbs Learning Media: Acids and Bases: Testing Rocket Cars
In this ZOOM video segment, cast members make bottle rocket cars using lemon juice and baking soda, and experiment with different ways of launching the cars. [4:46]
PBS
Pbs Learning Media: Acids and Bases: Testing Rockets
What happens when you mix baking soda and lemon juice? Watch the ZOOM cast launch a rocket using kitchen chemistry. [3:26]
PBS
Pbs Learning Media: Moving Atoms
A materials science and engineering professor, Dr. Chris Muhlstein of Penn State University, explains how to rearrange atoms without touching them with your hands. [3:06]
PBS
Pbs Learning Media: Gene Control
The development of creatures that appear to have nothing in common is directed by a surprisingly small number of genes. In this video segment, learn about the power of master control genes. Footage from The Secret of Life: "Birth, Sex...
PBS
Pbs Learning Media: The Powerhouse of the Cell
This video segment describes the critical role that mitochondria play in nearly every cellular process in your body.
PBS
Pbs Learning Media: Nucleus, Cytoplasm, Membrane
Explore the form and function of three of the most important cell parts -- the nucleus, cytoplasm, and membrane -- in this video segment adapted from Carolina Biological Supply's "An Introduction to the Living Cell". [3:47]
PBS
Pbs Learning Media: Earth: Life Before Oxygen
This Interactive NOVA: "Earth" video segment looks at ancient organisms that lived anaerobically, the origins of photosynthesis, and the new forms of life this process made possible. [1:39]
PBS
Pbs Learning Media: From Seed to Flower
Watching plants grow is like watching paint dry: It happens so slowly that the changes are imperceptible from one moment to the next -- and yet the end results are dramatic. This video segment shows just how amazing plant development can...
PBS
Pbs Learning Media: Common Past, Different Paths
This time-lapse microphotography of developing embryos shows the common ancestry of all vertebrates. Footage from NOVA: "Odyssey of Life." [4:42]
PBS
Pbs Learning Media: Arctic Tundra
This video segment from Wild Europe: "Wild Arctic" explores the struggle for survival in one of Earth's most extreme environments. [4:56]
PBS
Pbs Learning Media: Taking the Earth's Temperature
This video segment from FRONTLINE/NOVA: "What's Up with the Weather?" depicts research efforts to record Earth's past and present temperatures shifts. [4:39]
PBS
Pbs Learning Media: Field Biology
This video segment from the teacher video series Learning That Works uses a case study to highlight the effectiveness of a project-based, real-world approach to teaching science. [6:11]
PBS
Pbs Learning Media: Intertidal Zone
This video segment from NOVA: "The Sea Behind the Dunes" explores the community of organisms that exists in the New England tidal marsh. [4:52]
PBS
Pbs Learning Media: Leafy Spurge
This video segment from Evolution: "Extinction!" shows how biological control is successfully combating North Dakota's infestation of leafy spurge, a non-native plant. [4:43]