Learners construct possible food webs for six different ecosystems as they learn about the roles of producers, consumers, herbivores, carnivores and decomposers.

Learners analyze food chains, webs, and pyramids to determine how energy flows and matter cycles through ecosystems.

In this lesson, 4th graders use tableaux to dramatize their roles in the food chain of an ecosystem. Next, they write in role arguing why they are important to the ecosystem. This is followed by a debate in the format of a Character...

Students learn about energy flow in food webs, including the roles of the sun, producers, consumers and decomposers in the energy cycle. They model a food web and create diagrams of food webs using their own drawings and/or images from...

The students will become the food web in this fun interactive classroom activity. Detailed instructions, background information, guiding questions, and activity worksheets are provided.

[Free Registration/Login may be required to access all resource tools.] A close look at how animals and the environment interact with one another and specifically how the feeding relationships in a food web.

A comprehensive overview of food webs. Includes three videos: a half-hour show, a video short, and a short video where an expert answers children's questions. Other features of the site include facts, links, games and activities, a...

In this comprehensive instructional activity unit, young scholars examine how overfishing has affected Chesapeake Bay's ecosystem. They will study food webs from the past and present and graph related data.

Fourth graders will be able to name some plants and animals that live in Utah's desert, forest or wetland ecosystems.

Understand environments and how organisms adapt to their environment.

Answer these ten interactive questions about ecological feeding relationships by choosing the correct image that completes each food chain.

This lesson focuses on the organization of an ecosystem. The feeding relationships between organisms in an ecosystem can be seen in food chains. Sampling allows us to measure the abundance and distribution of these species. It provides...

Lesson plan to construct and explain a food chain. Includes games and activities to teach and reinforce concepts.

PBS site provides some basic information on the food chain.

This animation discusses the food chain in a storybook format. The chain is described as a cycle and both herbivores and carnivores are discussed.

[Free Registration/Login Required] This flipchart reviews various food chains.

[Free Registration/Login Required] This flipchart allows students to identify and manipulate food chains.

In this ecosystem consisting of hawks, snakes, rabbits and grass, the population of each species can be studied as part of a food chain. Disease can be introduced for any species, and the number of animals can be increased or decreased...

[Free Registration/Login Required] Through this flipchart students will be able to summarize and organize simple food chains.

Jorge is a cook in an underwater restaurant. He knows a lot about food webs. Dive in and learn about it with him.

Explore the different ecological roles of organisms in the ecosystem, and find out how the energy flows through them.

Students learn about energy and nutrient flow in various biosphere climates and environments. They learn about herbivores, carnivores, omnivores, food chains and food webs, seeing the interdependence between producers, consumers and...

Explains what is meant by a tertiary consumer in a food chain and provides examples.

In this lesson, 4th graders explore animals and plants that inhabit ecosystems by using movement to deepen the retention of vocabulary. After reviewing the ecosystem players, students will play a call and response game by responding with...