The four cycles in Earth's biogeochemical system are covered in this worksheet. Science stars fill in the blanks or define vocabulary terms pertaining to the hydrologic, carbon, nitrogen, and phosphorous cycles. This resource provides a...

Here is a chance for environmental studies classes to take a critical look at crises occurring around the globe by reading articles and viewing video clips. The human activities under scrutiny are the extraction of oil, logging, and...

Why not walk in the footsteps of Teddy Roosevelt and become a conservationist? After discussing issues and reasons for animal extinction, the class creates their own conservation plans. Each small group is given mock data regarding a...

Students gain an understanding of the concept of Diaspora relating to Greeks. They use guided discovery to apply the geographic inquiry model to an examination of the reasons for Greek Diaspora.

Jump into the classification of animal and plants cells, through this inviting activity comparing Elodea leaves and Epithelial cells. Middle school learners will create wet mounts, write journal entries that compare specimens, and...

Middle schoolers examine the world of the Arkansas alligator and topics that are related to wetland environments. They pay attention to the relationship between geography, climate, environment, and the animals who live there. A role-play...

Sixth graders research an Arctic animal. They survey the questions in the Animal Report in order to conduct their research. They investigate their chosen animal by using the Internet, library books and reference books.

Fifth graders brainstorm the relationship between trees and humans to determine how humans benefit from trees and how they benefit from us. They discuss oxygen/carbon dioxide exchange, soil stablization, animal habitat, shade, medicine...

Students work in small groups on a problem based learning activity. Students are presented with a problem of buying land to use for educational purposes only and must determine if it is feasible to buy it based on soil analysis and plant...

What can your class learn from a skull? With proper facilitation, they can learn about diet, physical adaptations, special differences, and even the environment. Pupils will examine a series of mammal skulls and pelts to help them...

Using photographs and a coral reef identification key, junior marine biologists compare changes in coral cover for a No-Take Area and the surrounding unprotected area. The data that is collected is then analyzed for richness,...

What caused the collapse of the environment on Rapa Nui (Easter Island)? Who constructed the Moai? What was their purpose? Class members assume the role of investigators and use evidence drawn from field studies, ships' logs, and...

Explore the importance of a concentration gradient in the rates of dissolution. Using the ocean ecosystem, learners study rates of dissolution around coral reefs. A hands-on experiment helps individuals discover the effects of changing a...

Do you want a creative and fun way to teach about natural selection? Hop to it by turning your middle school princes and princesses into frogs trying to catch as many bugs as possible in a Hungry Hungry Hippos style game. For high...

Plankton isn't just a tiny cartoon character, it's also a very important food source for animals around the world. Budding scientists discuss the types and functions of plankton, including where they are found, how they are caught, and...

Tenth graders research and discuss factors that have an effect on the sustainability of national park ecosystems in Canada. They examine changes in thinking that have led to new park management practices.

High schoolers explore the changes in the Sequoia forest ecosystem. They evaluate reasons for the changes and discuss opposing views of human activity, logging and fire management practices. Students observe a video, describe the...

Seventh graders investigate changes in the ecosystem within the school year. They see that ecosystems, communities, populations, and organisms are dynamic and change over time. They, in groups, collect data in quadrants in the fall,...

Seventh graders examine the concept of an ecosystem and how there is a variety of representations of life that exist there. They look at the equilibrium that is reached in stable communities and how the variable of change in...

Students explore nature in a living, experiencing way. In this woods and ponds lesson plan, students recognize that ponds/woods environments are ecosystems, identify three of the trees in the area by their leaves and bark...

Young scholars 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...

Students address the idea that human beings live within the world' ecosystems. They discuss how humans modify ecosystems as a result of population growth, technology, and consumption. Students discuss how the human destruction of...

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.

Fifth graders study the effects of running water on erosion. They examine how the soil on the playground is affected by erosion and determine how the placement of trees and shrubs changes the path of erosion. In their science journals,...