Grade Levels: 6th Grade, 7th Grade, 8th Grade, 9th Grade, 10th Grade, 11th Grade, 12th Grade,
Synopsis: Currently the worldwide collection of Mars rocks totals exactly 37. They've come to us over the eons as meteorites. Molly McCanta’s job is to better understand the geological history of the red planet with only 37 samples to work from.
Running Time: 05:19 minutes