CK-12 Foundation
Ck 12: Biology: Classifying Organisms Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on classifying organisms.
Open Curriculum
Open Curriculum: Classification: Form and Function
Find out about taxonomy, and understand why scientists classify organisms. Study the concepts behind Linnaean taxonomy and binomial nomenclature.
Alabama Learning Exchange
Alex: The Tree of Life
This is a instructional activity to help students understand the phylogeny of organisms and how all organisms are linked in a certain way. By navigating an Internet site, students will learn how organisms are classified.
PBS
Pbs Teachers: Volcanoes of the Deep
Discuss how individual organisms and groups of organisms interact with each other, and research and classify symbiotic relationships between individual organisms of different species.
Other
Villanova University: Constructing a Dichotomous Key
This exercise provides information on how to construct a dichotomous key using geometrical shapes. Another exercise shows how a key can be constructed based on traits in a classroom group.
Science4Fun
Science4 Fun: Periodic Table
What is the periodic table? Learn how the elements are classified according to their properties and are organized into groups and periods.