Students determine the sequential links in a marine food chain and identify the roles that various organisms play in this chain. Students develop charts as visual aids for illustrating marine food chains.

This PowerPoint features a game based on the animal life. The interactive slides include 20 questions about animal needs, animal groups, and animal traits. The questions include multiple choice answers and 4 different levels of...

Pupils analyze data to make hypotheses and conclusions regarding the predator/prey relationship between moon snail and surf clams.

Second graders examine how food chains interact with different plants and animals. They practice using new vocabulary. They also discover the role of pesticides in the environment.

Students create their own food chains on Kidspiration starting from the energy of the sun and what it creates. In this food chains lesson plan, students learn about how insects eat plants and so on.

Students recognize interdependence in a food web by using yarn and notecards to create a food web and discussing what would happen if one of the organisms from a certain trophic level is removed.

Students study the balance necessary to maintain ecosystems and how changing that balance can impact the ecosystem. They identify and discuss the need for balance in any ecosystem and discuss how greenhouse gases impact ecosystems.

In this heat worksheet, students determine the heat gained or lost when matter changes phases. Students review the energy flow through ecosystems by comparing trophic levels and food webs. This worksheet has 10 fill in the blank, 5 short...

Seventh graders discover how an ecosystem works by creating one in class.  In this Earth science lesson, 7th graders study vocabulary terms associated with ecosystem and read environment handouts.  Students create an...

Second graders identify insects and plants in the forest ecosystem in a structured field trip with stations and activity booklets.  In this bugs lesson, 2nd graders explore the ecosystem of the forest, complete the booklet and play...

Students explore the elements of a forest ecosystem. They examine the elements needed to form a forest food web. Students construct and describe food webs that include nonliving elements of the ecosystem.

In this mammals worksheet, students complete a crossword puzzle with 37 questions about characteristics, behavior and types of mammals.

Students investigate the environment by participating in a class trip. In this pond ecosystem instructional activity, students define a list of vocabulary terms associated with ponds such as invertebrate and metamorphosis. Students...

Third graders research ecosystems, the work of ecologists, John Muir's contribution to the environment and an endangered species of their choice. They read books, participate in discussions, and write reports.

Students study ponds and wetland ecosystems and examine the food chains and webs in them.  In this aquatic ecosystems lesson plan students answer questions about the diversity of the flora and fauna in a pond. 

Students perform an activity in which they discover what happens when food chains overlap in an ecosystem and discover the three components of a food web.

In this ecosystems worksheet, students define the components that make up an ecosystem. Students focus on the forests found in Ireland. This worksheet has 30 fill in the blank and 7 short answer questions.

Pupils identify plants and animals in the journals of Lewis and Clark's expedition. They describe the various animal habits. Students interpret the behaviors of the animals discovered on the expedition. They design a food web using...

Second graders examine the formation of fossils and list the different types. They make cast model of a dinosaur fossil. They write about conditions that are necessary for fossils to form and create a model of a buried fossil.

Students identify the unique parts of the body of skates and their egg cases.

Students investigate how food chains work. In this food chains lesson, students construct a food web for a pear tree habitat. The interactive whiteboard is an optional tool in this lesson.

Eighth graders explore different ecosystems.  In this ecosystem survival lesson conditions lesson students create their own fictional creature.

In this dinosaur activity, students read about the debate concerning the evidence for dinosaurs with poisonous saliva. Then students complete 4 short answer questions.

In this food web crossword puzzle worksheet, students use the 23 clues to identify the correct terms that will solve the crossword puzzle.