Why Do Leaves Change Color? — http://dnr.wi.gov/org/caer/ce/eek/veg/trees/treestruecolor.htm
At this web page from the Environmental Education for Kids web site of the Wisconsion Department of Natural Resources, learn why leaves change color and fall.
A Walk in the Woods – http://urbanext.illinois.edu/woods/
This Flash-based virtual walk highlights plants and animals you might see on a walk through the woods. Topics such as decomposition, seasonal change, and identification of poisonous plants are also covered. Note: the walk is narrated.
Shades of Green: Earth’s Forests – http://library.thinkquest.org/17456/
“Explore the world’s forests—find out how they function and evolve over time, discover the plants and animals that live in them, learn about the benefits they bring and the threats they are facing” in this extensive ThinkQuest site written by high school students.