Unit Plan
TED Talks

Ted: Ted Ed: Feedback Loops: How Nature Gets Its Rhythms

For Students 9th - 10th
Anje-Margriet Neutel describes some common positive and negative feedback loops, examining how an ecosystem's many loops come together to make its 'trademark sound.' [5:11]
Website
Biology 4 kids

Biology4 Kids: Regulation It's All About Homeostasis

For Students 5th - 8th
Discover the significance of homeostasis in organisms. Identify negative and positive feedback and how systems work to balance temperature in an organism.