Have you ever played in the dirt? Repotted a plant? Planted a garden? In each and every one of these activities, you touched something that is a valuable resource in our lives—dirt! This month’s column has students investigating different aspects of something that is right beneath our feet but plays an important role in the daily lives of many organisms.
Type Journal ArticlePub Date 9/1/2007Stock # sc07_045_01_16Volume 045Issue 01