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Lessons below address this concept: Through billions of years of evolution, life forms have continued to diversify in a branching pattern, from single-celled ancestors to the diversity of life on Earth today.
Found 4 records.

Browse concepts for grades: K-2 | 3-5 | 6-8 | 9-12

 
Lesson Title (Description) Grade Level Lesson Type
Discovering the great tree of life
This short video introduces basic concepts in phylogenetics and provides a model to help understand lineage-splitting.
This resource is available from the Peabody Museum of Natural History		 6-8 Video
Similarities and differences: Understanding homology and analogy
This interactive investigation explains what homologies and analogies are, how to recognize them, and how they evolve.		 6-8 Tutorial
What Came First?
Students sequence actual events in the history of life on Earth and place them on a large timeline.		 6-8 Classroom activity
What did T. Rex Taste Like?
In this web-based module students are introduced to cladistics, which organizes living things by common ancestry and evolutionary relationships.		 6-8 Web activity
 

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Spanish translation of Understanding Evolution For Teachers from the Spanish Society of Evolutionary Biology.