Science Bob: Do Birds Care What Color Their Food Is?

Explore color through an examination of pointillism and light. Class members view Georges Seraut's famous painting on a computer, zooming in and out to see the details and effects of the technique. They then cover how light and color are...

At one point, all mammals carried only two color receptors, but now most humans carry three. An informative presentation and hands-on activity demonstrate how this evolved through genetics. By participating in the activity, pupils...

An interesting set of details about the light spectrum, these slides explain how objects reflect and absorb light to affect how they appear to the human eye. The differences in mixing lights or pigments is explained and some everyday...

Everyone knows that blood is thicker than water, but do they know what color it is when it is circulating? The various proteins that determine the color of this vital mixture are revealed, and the question is answered once and for all!...

Is the entire moon an optical illusion? We know it exists, but do we really know what color it is? The video explains what color we perceive the moon to be and its actual color. 

Are the depictions of the colorful raptors in Jurassic Park accurate? No so much. Imaginative, but not scientific. Find out how researchers determine the color of dinosaur feathers in this short, entertaining video.

Students explore various scientific concepts, such as color and spectra, and use iMovie to create movies that demonstrate and explain these concepts to their classmates. They research a concept and use AppleWorks to create a storyboard.

Learners explore the nature of light. They use on-line articles and a worksheet to explore the roles of the eye and brain in the perception of color. They draw and label a diagram illustrating the movement of light.

"To understand the phenomenon of color, it helps to think about light as a wave." This is a brief and very informative instructional video on what color is and why we are able to see it. Your young scientists will learn such terms as the...

When your life science class is learning about the eye and how it works, you can add this activity as a demonstration of how the retina holds an afterimage. After staring at a red, green, or blue bird shape, pupils glance at a cage and...