This colorful site examines the food chain and delves into an explanation of what producers are and where they fit in an overall ecosystem.

[Free Registration/Login may be required to access all resource tools.] Understand how energy flows within ecosystems through the use of energy pyramids.

[Free Registration/Login may be required to access all resource tools.] Based upon the way organisms acquire their energy students will understand how to group them as consumers, decomposers or producers.

A complete lesson on owl pellets. Students can read information, watch a tutorial, and use their computer mouse to complete a dissection simulation right there on the screen.

Travel with your students on a Virtual Field Trip to learn about Temperate Forest Biomes. You will also discover many informative and interactive websites.

Detailed explanation of the processes by which energy flows through an ecosystem. Scroll down and open Section 3.

This module offers an in depth study of the fundamental components of ecosystems. Activities include mini-lessons with videos and student assignments.

College-level online course highlighting the fundamentals of ecology. Course topics include coevolution of the biosphere, geosphere, atmosphere, and hydrosphere; photosynthesis and respiration; and the carbon, nitrogen, and water cycles....

Learn about ecosystems, how they work, codependency, and food chains.

[Free Registration/Login may be required to access all resource tools.] About 10,000 bird species belong to 29 different orders within the class Aves. The diversity among birds is striking. Birds can vary greatly in size and color. Some...

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

Work samples, phenomena, assessment templates, and videos that directly address standard MS-LS2-3: matter cycling and energy flow in ecosystems.

[Free Registration/Login Required] A literary text about some animals who have to learn to share their space around the pond. A question sheet is available to help students build skills in reading comprehension.

In this tutorial, Bill Nye explains how to catch planeria, small carnivorous worms that live in ponds. In addition, he explains their role in the environment.

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

[Free Registration/Login may be required to access all resource tools.] Energy is the ability to do work. In organisms, this can be physical work, like walking or jumping, or it can be the work used to carry out the chemical processes in...

This resource provides information about ecology.

Join Ellen on her trip to the Kaap De Goede Hoop in South Africa, and learn more about plants, animals, and energy.

In this activity, students will learn how changes in nature can be beneficial or harmful to animals. At the end, students will be able to conclude information according to the evidence collected.

Read a brief history of the use of DDT in the United States, its effect on wildlife, and the banning of the toxin in 1972 by the EPA.

A colorful tutorial about ecological pyramids. Read the information, and then check your understanding with some questions and answers about the topic.

[Free Registration/Login may be required to access all resource tools.] Describes the different roles in an ecosystem.

[Free Registration/Login may be required to access all resource tools.] Describes the different roles in an ecosystem.

[Free Registration/Login may be required to access all resource tools.] Discusses how autotrophs and heterotrophs obtain energy.