Students examine how a sanitary landfill is constructed, how it functions, and how waste and leachate affects the areas around the landfill. After a discussion about landfills and leachates, students construct a Sanitary Landfill Model...

Students experience and practice compositing and recycling through hands-on-activities. They distinguish between which items from their trash can be recycled, composted and reused. The process for making recycled paper is also covered in...

Students experiment with a simulated river bed and examine how erosion takes place faster with a young, fast-moving river than with a slow, older river.

Learners conduct an experiment in which they bury four objects (apple, lettuce, plastic and styrofoam) in the ground and come back to observe them a month later. They consider what biodegrades and how it affects our planet.

Fourth graders participate in a service-learning project to design landscaping that maximizes water use and utilizes indigenous plant species.

Third graders set up a miniature greenhouse to help them explain how nonliving things affect the growth of living things.

Fifth graders study six major biomes, graph temperature and rainfall, and present their findings to the class.

Students examine the importance of dam projects in the Kansas-Lower Republican River Basin. Students create and experiment with a model of an earthern dam.

Students participate in a Socratic Seminar and explore Western Migration.

Students examine estuaries in Delaware. They, in groups, gather samples of water to find organisms and identify them.

Pupils examine urban runoff and identify peak flows. They examine causes for different flow rates, and complete worksheets and a graph.

Students research carnivorous plants and how they trap insects. They role play as botanists to write a research field guide about a newly discovered imaginary carnivorous plant.

Students create a mini-version of a landfill. They examine the materials they use everyday and determine if they decompose or not. They identify the materials as renewable or nonrenewable as well.

Students identify the parts of tree flowers. They examine the role they have in pollination. They discuss trees that do not flower as well.

Students use common materials to construct a working model of the water cycle. They then observe and explain evaporation, condensation, precipitation and percolation as aspects of a continuing cycle. Students also complete worksheets and...

Students examine the effects of acid rain on plants. They observe the growth of seeds and the health of different plants for a month. They share their findings with the community.

Students explore the sources for recharge and discharge of groundwater. They research the connection between surface water and groundwater. Students construct a model of an aquifer and explore recharge and discharge of the aquifer.

Fifth graders explore the concept of how the more diverse an ecosystem is, the more interdependence of species exists within that system. The complex relationships among diverse species are difficult to identify. As species disappear or...

Students explore abiotic factors that affect habitats. After a class lecture, students work in groups to answer questions about plant tissue, production and growth. They share answers, complete a crossword puzzle, and create a habitat...

Students examine the many different burial mounds in Wisconsin. In groups, they use the internet to discover how long it took to build a specific mound. They must calculate the measurements of the mound to make a scale model.

In this chemicals worksheet, students fill in 61 blanks of statements comparing the chemicals used in farming and the chemicals found in medicines and food.

In this crossword activity that focuses on natural disasters, students find the vertical word in the colored squares by filling in the right words in ten lines in the horizontal boxes. Answers appear at the bottom of the activity.

Students make bookmarks out of seed paper to study the growth of seeds and complete an activity for the Six Pillars of Character. In this science and character lesson, students describe the stages of growth of plants and determine what...

Students investigate how crickets behave in cold temperatures. In this life science lesson, students explain the beneficial and harmful effect of pests. They research ways to properly manage them.