1. Download the student worksheet from Ages 16-19: Highlighting Important Stages in Evolution
2. Watch the “Tree of Life” video, narrated by David Attenborough
3. Click on “Interactive” to view the “Tree of Life” Interactive timeline
4. Answer the questions on the student worksheet.
- Exploring Life’s Origins – A timeline of life’s evolution
- “Origins of Life” from the Smithsonian Institute
- Human Evolution interactive timeline from the Smithsonian Institute