Leaves use sunlight to make food for the plant. Sunlight contains all of the colors of the rainbow, but are all of those colors used by the leaf? Can you find out if some colors of light are more important than others?
Learn why leaves change colors in the fall with this science experiment.
Inspector LePlant and his friends look at the world of plants in this site for younger students. Features include the parts of plants and the seven basic requirements that plants need to survive as well as a short quiz.
Page describes Photosynthesis in great detail. Provides an extensive amount of links on all different aspects of photosynthesis. Very thourough.
This is an out of class exercise that allows students to explore biological molecules that contain heme like molecules with metals bound in them. The properties of these molecules give them different colors and functions, but all are related evolutionarily.