Use a historic photograph as a primary source via the Wineburg 4-question routine
Exercise Difficulty 3 ~8 min hist.g3.f.his.photograph_as_source.ex_02

Google Earth Then Now

Prompt

Use Google Earth time-slider on one approved local landmark. Compare today's image with the oldest available image. Note 2 things that CHANGED and 1 thing that STAYED THE SAME.

How it's presented
mode interactive
Answer criteria
type comparison response
rubric
2 changes + 1 continuity = mastery
Hints
  1. Look at buildings, roads, vegetation, parking lots.
  2. What is older than 50 years is often unchanged.
Misconceptions to watch
  • Children may name only changes - continuities matter equally.