Colors of Nature activities
Red Green. Look at nature through colored filters Red and Blue, use slides from and pictures in the book.
Pigments: Plants, paint, water colors, or markers.
Diffraction grating activity Use a diffraction grating to project a spectrum and check for light absorbed by filters.
Cabbage Juice Color: The Science Explorer, Color Changing Cabbage Juice
Paper Chromatography: The Science Explorer, Black Magic.
Stove, lamp on a dimmer.
Spectra Exploration, Look at the spectra of many different light sources.
Clear nail polish color: Science Explorer Rainbow Prints Activity.
Soap film in a can activity, Make a soap film across the mouth of a film can and look for colors.
Diffraction pencil, snack.
Diffraction by a CD: The Science Explorer Reflecting Rainbows
Blue sky, hot melt glue, snack
Why is the sky blue?
water and ice color
Rainbows, Exploring Magazine article, Circles in the Sky
prism from the store.
Green Flash, Why the edge of the setting sun sometimes becomes green.