Lesson 1: Make the Connection
Demonstrates that all organisms are linked and emphasizes the importance of these connections. Discusses herbivores, carnivores, and producers.
See: Lesson 1
Lesson 2: Who's Eating Whom?
Explains that some animals eat multiple species, forming complex food webs that transfer energy. Discusses producers, consumers and top predators.
See: Lesson 2
Lesson 3: Great Lakes' Most Unwanted
Discusses the concept of nonindigenous species—how they’re introduced into an ecosystem and why some become invasive. Presents 10 invasive species and their impacts.
See: Lesson 3
Lesson 4: Beat the Barriers
Focuses on the invasive sea lamprey, its impact on the Great Lakes ecosystem, and various control methods used to manage the population. See: Lesson 4
Lesson 5: Ruffe Musical Chairs
Emphasizes the importance of meeting basic needs for food, water, and habitat. Demonstrates how invasive species can cause dramatic food web changes that impact native species.
See: Lesson 5