Since the time of the dinosaurs, the surface of the land has changed. Areas that were once seafloor are now mountaintops and desert lands! Some of these changes happened very slowly and some happened quickly. Now it’s your turn to change the earth’s surface with our topographic sandbox!
your next letter is d.
All life on Earth needs water, and so do you for your next clue! Find the exhibit near the museum entrance that has fish and plants!