Other
Succession to the Presidency a Chronology
This site is put together by a medical doctor with an interest in the line of succession to the presidency. Although not a constitutional expert, the author has documented source material and has read extensively in the field.
Scholastic
Scholastic: Study Jams! Science: Ecosystems: Changes in Ecosystems
A video and a short multiple-choice quiz on the natural changes that take place in an ecosystem, and the negative impact humans can have on ecosystems.
US Senate
United States Senate: Presidential Succession
Article which discusses the controversies of the establishment of the Presidential Succession Act of 1792. Contains links to related historical information.
Soft Schools
Soft Schools: Biodiversity Quiz (Ecological Problems)
Take an interactive quiz over ecological problems affecting the environment. After completing the quiz, check your score, and then revisit any incorrect question for further review.
Biology Corner
Biology Corner: Examining the Stages of Pond Succession
This activity investigates the stages a pond goes through as it becomes a meadow. Diagrams of each stage are provided.
Other
The Evidence for Evolution
These pages are part of a site called "Evolution," that accompanies a textbook by the same name. Mark Ridley is the author, and in this section he discusses the evidence for evolution.
TED Talks
Ted: Ted Ed: Why Wildfires Are Necessary
Our early ancestors relied on lightning to cause forest fires, from which they could collect coals and burning sticks to help them cook food and clear land. Yet, it wasn't just humans who benefited from these natural phenomena. Even as...
CK-12 Foundation
Ck 12: Biology: Succession
[Free Registration/Login may be required to access all resource tools.] Overview of primary succession, secondary succession, and climax community.
CK-12 Foundation
Ck 12: Life Science: Succession
[Free Registration/Login may be required to access all resource tools.] Ecosystems are "dynamic." This means that ecosystems change over time. Both natural forces and human actions cause ecosystems to change. Learn more about succession...
CK-12 Foundation
Ck 12: Biology: Community Ecology Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on community ecology.
ClassFlow
Class Flow: Ecological Succession
[Free Registration/Login Required] Flipchart with activator and student activities, note section for teachers a vocabulary quiz and a preview of the next day's lesson. Instructions are included in page notes!! Enjoy