Students discover the urban ecosystem through a series of activities. They explore both the biotic and abiotic factors of the urban environment.

Students recognize the faces of the four presidents on the South Dakota quarter reverse. After discussing the duties and responsibilities of presidents, they list the contributions of the four presidents. They decide which presidents are...

Second graders discuss the term "endangered". They identify the reasons some animals are in danger of being wiped out. They discover ways humans can help the species survive.

High schoolers brainstorm with group partners to decide upon a chemical they would like to test, and outline a procedure for their investigation. They then present in groups their ideas to the rest of the class as well as the chemical...

Fourth graders examine how trees help to absorb the pollution that is emitted from automobiles. They review the process of photosynthesis and determine how forest management is important on their reservation. They think about the...

Tenth graders role play that they are nutritionists devising a healthy dietary plan that focuses on the client's needs.

Learners recognize and identify major groups found in the Arctic benthos. They describe common feeding strategies used by benthic animals in the Arctic Ocean. They discuss relationships between

Students identify the elements of a balanced diet, then compile a daily diet and exercise log to assess their lifestyles and improve them if applicable. They recognize and explain the importance of proper nutrition practices.

Students examine the techniques and principles of photographic composition using various scientific tools such as a camera, a digital computer scanner, and a computer.

Seventh graders explore the cell cycle. They view pictures of different stages of mitosis and explain why cells reproduce. They identify the five phases of mitosis: interphase, prophase, metaphase, anaphase, and telophase.

Young scholars create illustrated plastic plate designs depicting a physical, chemical, or biological change of some kind after investigating the artwork of porcelain artist Kataro Shirayamadani.

Young scholars desribe the interdependence between humans and nature and positive behavior with regards to natural resources. They demonstrate respectful attitudes and behaviors with regards to the environment. Students gain knowledge of...

Learners construct plankton nets to be towed and collect specimens to be examined and analyzed in the classroom. They develop research skills through collection of an aquatic sample. They write lab reports after interpreting, identifying...

Students listen a variety of books on butterflies and are introduced to their life cycle. In groups, they describe the life cycle in the correct order and watch the life cycle from larva to the butterfly in a demonstration. To end the...

Students use authentic satellite data on the NASA website to determine when the sea surface temperature meets the criteria to induce coral bleaching.

Understand how organisms acquire energy and how that energy is passed from one organism to another through food webs and their constituent food chains.

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

For this lesson, students learn about marine food webs and pyramids, and how energy flows through a marine ecosystem. They then research a marine organism and its role in a marine food web. The class pools their information to create a...

Play these fun interactive games to learn how food plus sleep plus physical activity equals energy.

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

Students learn about the energy and nutrient requirements of humans in this comprehensive tutorial. They will look at dietary sources of energy, what the human body needs, changes in those needs during life's stages, the energy required...

Two differentiated tasks about food chains and webs. In the more challenging task, students construct a food web to show the relationship of the animals and plants in a given environment. In the lower level task, students create a food...

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

[Free Registration/Login may be required to access all resource tools.] When an herbivore eats a plant, the energy in the plant tissues is used by the herbivore. Every time energy is transferred from one organism to another, there is a...