Look at different plant roots to see how their shapes vary, and discuss how this might be adaptations for getting water in different ways.
Science content (2016 curriculum):
Biology: Features, Adaptations of Living Things (K, 1, 3, 7)
Science topic (2005 curriculum connection):
Earth and Space Science: Air, Water and Soil (grade 2)
Life Science: Needs of Living Things (grade 1)
Life Science: Plant Growth and Changes (grade 3)