This interesting discusses the community and local uses for 3D modeling and elevation relief models. The article contains a section below for easy reference of what different apspects can benefit from P3DM.
Outline of a "community mapping experiment" syllabus for youth - appears suitable for middle school / junior high school students, most likely?
"The Community Mapping Experiment enables the students to "define" their community by using the GPS receiver to measure the position of some important landmarks."
The Connecticut Community Resource Inventory Online (CRI) allows Connecticut residents to download a variety of maps for every township in the state, including maps displaying topographical, soil and water, transportation, political, and agricultural information.