When is a weed not a weed? How can a jackrabbit survive in the desert? Why is the climate cooler higher in the mountains? Now you can learn the answers to these and other questions aboutecology. With the ideas and activities in Ecology for Every Kid, you'll have fun exploring everything from your role in spreadingplant seeds, to greenhouse gases' effect on the earth'stemperature. Use a raisin cookie, a pencil, and a...