Model of how filter feeding works. Filter feeding is a method of feeding used by clams, where water is filtered by tiny hairs to catch small food particles. This is written as a demonstration with a student helper, but multiple versions can be set up so that all students can try it.
Science content (2016 curriculum):
Biology: Features, Adaptations of Living Things (K, 1, 3, 7)
Science topic (2005 curriculum connection):
Life Science: Needs of Living Things (grade 1)
Life Science: Animal Growth and Changes (grade 2)