Students describe the importance of having a balance ecosystem. After a brief lecture, students give an explanation of the properties of an ecosystem. They create a web, using yarn which shows how the various members of the ecosystem are...

Pupils interview Native American Elders about animal migration, traditional food gathering, and subsistence. They research endangered animals, draw a game cycle, and create maps of local migration of animals.

Learn about the factors that affect the way oxygen dissolves in salt water with a chemistry lab. After studying the molecular structure of water, young scientists figure out how aeration, temperature, and organic waste affect...

Earth or environmental science pupils are assigned to be carbon sources or sinks. They ask yes-or-no questions to try to figure out which one they are. Then they discuss ways people can have positive effects on the changing climate by...

How do reverse transcriptase inhibitors work? Young virologists examine the function of azidothymidine, a drug doctors use to treat HIV patients, during a hands-on modeling activity. Groups create a strand of DNA from an HIV RNA strand...

How does HIV operate at the molecular level? Pupils discover the progression from a healthy immune cell to one infected with HIV, watch an animation of the HIV life cycle, and finally identify each of the stages with illustrations...

Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...

Tell case study story of EMS-induced chlorophyll polka-dots in C-ferns. You will need to be familiar with the experiment, as there are some slides that have only photos, no text and no presenter's notes. By using this presentation,...

Second graders watch a video about Eric Carle before listening to his story entitled, The Very Hungry Caterpillar. They notice how the caterpillar eats its way through the days of the week and they examine the life cycle of the...

Students research environmental change and why forests cannot stay the same for long.  In this environmental growth lesson, students discuss the life cycle of a tree and examine tree cookies to discover the age of these specimens....

Young scholars identify the adaptive forces in the life cycle of plants, animals, and humans, isolate and identify the role that change and adaptation play in extreme environments and research and write a short term paper using MLA...

Students examine the water cycle and the factors that interact with watersheds.  In this watersheds lesson students describe the purification process, trace the flow of infiltrate water through aquifers, and research the Internet to...

Students study the lifestyles and habitats of raptors that live in Minnesota. They play games associated with their study.

Is wildlife affected the same way by different electricity generation methods? Teams work together to research four electricity generation sources and their impacts on wildlife. The teams create a summary report and share their...

Students compare and contrast the cell cycle of frog eggs, normal cells, and cancer cells. They watch a video about early development of the frog embryo, generate a hypothesis in small groups, and listen to a teacher-led lecture. ...

Fourth graders examine how a jar of pickles impacts the Earth. They make predictions on how it can effect their quality of life and suggest improvements in different fields. They share their suggestions with the class.

Fifth graders identify and define parts of the reproductive system. In this health lesson, the teacher introduces the parts of the reproductive system, then students match body part cards to the corresponding definition cards.

Students examine how water changes state, from a liquid to a solid.  In this water activity students study the water cycle and how temperature and pressure effect it. 

Students describe migrations and life cycle pattersn of a key alfalfa pest, the Porato Leafhopper. They define the Economic Inquiry Level and Economic Threshold. Students evaluate data in relation to profit as it applies to IPM. They...

Students are provided with a physical description of the insect, in words and graphics, including body parts, special adaptations, color, and so on. They explore and report on all four elements of an insect's habitat: food, water,...

First graders use their observations to describe daily and seasonal cycles. through a demonstration using a suspended ball and flashlight, they determine the time of day in various locations. Next, 1st graders participate in a...

Students explore the hydrological cycle and oceans. They determine the factors that influence the Pacific Ocean. Students research an organism found in Monterey Bay. They describe the organism's biome and ecological factors that...

Second graders participate in a three part lesson in which they identify and describe forms of moisture in the environment. Part one of the lesson involves the three stages of the water cycle, part two focuses on creating humidity by...

In this using the internet learning exercise, students search several websites to review information about the heart, human senses, the solar system, and planets. Students also read information about the rock cycle and answer provided...