Surface Area and Evaporation of Water [MisterGazda]: A basic concept but the time lapse really makes in noticeable. Though this deals with evaporation, I apply the surface area concept to the weathering of rock.
2 min 09 sec
I'm always trying to tie the science students learn in the classroom to the real world. This video does that by relating the surface area/evaporation concept to skateparks and basketball.
And this video shows how surface area affects the melting of snow in my driveway.
Kaaterskill Falls, NY [NY TImes]: Super-cool drone footage of these dramatic falls. And here's the NY Times article in which this video appeared.