Curated OER
Journey of the Salmon
Third graders predict salmon migration routes and explore how dams affect the salmon migration. They explore the cultural significance of salmon to the Nez Perce people and design technology to aid salmon migration.
Other
Pde Sas: Relationships Among Organisms
In this lesson, students compare various types of relationships among organisms (i.e., biotic interactions). Students will: explain the roles of producers and consumers, and predators and prey in an ecosystem. Explain the levels of order...
Biology 4 kids
Biology4 Kids: Relationships Between Organisms
Species interact every day. That interaction is a vital part of how organisms develop and change over time. When you study species, it is important to watch the way they interact with their surroundings. There are four basic types of...
Annenberg Foundation
Annenberg Learner: The Habitable Planet: Ecology Lab
Create the parameters of your own ecosystem by choosing which producers and consumers live there. Visualize how the food web operates and species populations change. This simulator mimics the food web within a typical ecosystem and gives...
American Museum of Natural History
American Museum of Natural History: O Logy: Dive Into Worlds Within the Sea
Learn about three different marine ecosystems: coral reefs, the continental shelf, and the deep sea. Interactive game included, which will help players chart the interrelationships among organisms that live in each ecosystem.
Sophia Learning
Sophia: Living Organisms and Their Environment: Lesson 2
This lesson will discuss the interactions of and interdependence among living things. It is 2 of 4 in the series titled "Living Organisms and Their Environment."
Sophia Learning
Sophia: Living Organisms and Their Environment: Lesson 3
This lesson will discuss the interactions of and interdependence among living things. It is 3 of 4 in the series titled "Living Organisms and Their Environment."