According to Vygotsky (1978), much important learning by the child occurs through social interaction with a skillful tutor. The tutor may model behaviors and/or provide verbal instructions for the child. Vygotsky refers to this as cooperative or collaborative dialogue.
Grand Junction, Colorado is 4,593 feet (1,397 meters) above sea level.
Stretching 277 miles across northern Arizona, Grand Canyon ranges in elevation from 2,400 feet to over 7,000 feet above sea level. In places, it is up to one mile deep and over 18 miles wide, while some of the canyonâs majestic plateaus in the north rise to 9,000 feet above sea level.