Separate the components of a variety of soils from different locations and compare their differences and similarities.
Science content (2016 curriculum):
Biology: Food Webs, Ecosystems, Biomes (3, 4)
Earth/Space: Rock cycle, Earth Materials, Natural resources (5)
Science topic (2005 curriculum connection):
Earth and Space Science: Air, Water and Soil (grade 2)
Earth and Space Science: Earth's Crust (grade 7)