News Clip4:41
Curated Video

Republican presidential candidate Mitt Romney campaigned in Omaha Thursday and in the wake of President Barack Obama's support for gay marriage, Romney defended his opposing view while deflecting reports he hazed a gay student in high school.

Higher Ed
HEADLINE:Romney defends, deflects and talks economy

CAPTION: Republican presidential candidate Mitt Romney campaigned in Omaha Thursday and in the wake of President Barack Obama's support for gay marriage, Romney defended his...
Instructional Video5:30
Curated OER

Physics Lab Demo : Optics Light Box

9th - 12th
Use a light box to experiment with light rays. The teacher uses prisms, convex, and concave lenses to refract light rays. Get your physics class excited about reflection and refraction by showing this video before you have them...
Instructional Video2:02
Bill Nye

Bill Nye The Science Guy on Light, Bending & Bouncing

6th - 10th
Beam me up, Bill! Explore how beams of light behave when they strike flat and curved surfaces. Bill bends light using a nifty contraption that streams three beams through a straight and a curved piece of plastic. He also defines and...
Instructional Video
Khan Academy

Khan Academy: Thin Lens Approximation

9th - 10th
In this video [2:32] we'll explore what happens to light rays when they pass through a lens.