Topographic Maps

We have been learning about elevation and topographic maps and I could tell the kids weren’t quite grasping the idea of contour lines.  They understood that the lines meant a change in elevation, but couldn’t quite visualize the spatial concept of it.  I decided a hands-on lesson was in order. EXPLORATION: Topographic Maps With A Mountain Model I covered our school table with white butcher paper and got some colorful markers, dental floss, and some rulers out.  I made a big lump of salt dough and created a mountain with it in the middle of our table.  The kids all helped sculpt the mountain. We picked up the mountain and one by one, put it right in front of each kid, allowing them to trace the outline of the mountain on the spot in front of them using a marker.  Then we put the mountain back in the middle. Next, … Keep on reading