Your brains were working today!!!
After looking at the similarities and differences between the two canyons I asked to to make a model of the canyons with the materials on your desk. look at all your different ideas.
After looking at the similarities and differences between the two canyons I asked to to make a model of the canyons with the materials on your desk. look at all your different ideas.
2012-10-24grand_canyon_rock_similarities.pdf |