Students in Grades 4-5 have fun learning classification, traits, and use of a simple Dichotomous Key as a science tool to sort 18 common birds found in Eastern US backyards, identifying them to their genus and species names, then finally their common names. Students enjoy trying to pronounce the names! After, extend the activity so students can make and share their own Dichotomous Keys using natural objects or online images.Essential Question: How can we sort and identify organisms in an orga