Who eats who in the savannas of Africa? Explore trophic levels with part four of an eight-part series of lessons focused around Gorongosa National Park. After young explorers identify animals using trailcam images, they construct a food...

In the ecological game of who eats who, one small change can have a big impact! Individuals create food chains in an array of ecosystems, then determine what happens to organisms in the chain when one organism changes its feeding...

From tiny organisms to entire biomes, young scientists examine the interdependent relationships tying all living and non-living things together with this collection of ecology resources.

What better way to learn about ecosystems than by getting outside and observing them first hand? Accompanying a field trip to a local park or outdoor space, this series of collaborative activities engages children in...

Gravity is just one consideration when determining human habitability on a new planet. The lesson connects four different units and starts with connecting the various systems: planetary systems, human body systems, etc. After scholars...

In this lesson, students learn about different types of ecological relationships, including symbiosis, mutualism, commensalism, and parasitism. Includes handouts and a vocabulary list with definitions.

Given illustrations, students will analyze the flow of matter and energy in food chains, food webs, and ecological pyramids.

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...

Test your skills with this nine-question unit test.

A module that explains what an ecosystem is and how energy and matter move through them. Students will look at the different roles of plants and animals and at ecological relationships in food chains and food webs.

This lesson begins with a PowerPoint slideshow that covers important ecological concepts about biomes, limiting factors, carrying capacity, and population growth. Students will look at the population dynamics involved with the diversity...

This activity is designed to accompany an interactive on the Annenberg Learner website. Students investigate the changes that take place in an ecosystem when they alter the organisms in a food web. As they work with the simulation, they...

[Free Registration/Login may be required to access all resource tools.] Ecology is the study of how living organisms interact with each other and with their environment. Organisms interact with each other through various mechanisms, one...

[Free Registration/Login may be required to access all resource tools.] Predation is another mechanism in which species interact with each other. Predation is when a predator organism feeds on another living organism or organisms, known...

[Free Registration/Login may be required to access all resource tools.] Symbiosis describes a close and long-term relationship between different species. At least one species will benefit in a symbiotic relationship. There are three...

See how ecosystems are organized into several different levels, and an ecosystem can be studied at any one of the various levels of organization.

Earth is full of a variety of living things that interact with one another in many different ways. This informational text explains the various different types of relationships they can have with one another. It also offers guided...

Learn what happens to different populations of organisms as their ecosystem changes. Design your own experiment and make your own guesses with what the result will be with this virtual ecosystem. Also experiment with producer/consumer...

This engaging site about soil is easy to understand and filled with quick facts. Cartoon graphics and menu tabs highlight topics which include the importance of soil, fast facts, soil critters, food webs, and others.

Travel around the world with this collection of activities from Let's Go Luna! From making postcards and present tags to dressing up your favorite characters in winter outfits, your child will be introduced to social-emotional and social...

Learn about the many types of symbiotic relationships in an ecosystem.

Discusses the interrelatedness of all living things and of ecosystems and biomes, and what organisms need to survive and to maximize the carrying capacity of an ecosystem. This explanation is followed by a series of activities including...

Brush up on food chain vocabulary before taking this interactive quiz. Check the box for the correct answers throughout the assessment.

[Free Registration/Login may be required to access all resource tools.] Describes how energy is transferred from one organism to another.