My Science Box

Time
20-30 minutes

Grouping
class

Materials

1. Physical map of California, preferably 3 dimensional (see Sources for suppliers)
2. Removable color coding labels (available at most drug stores and office supply stores) or small Post-It Notes
3. Optional: satellite image of the San Francisco Bay (see Sources for suppliers)
4. Optional: map of your local watershed (see Sources for suppliers)