Students explore how landfills function. In this landfill lesson plan, students explore the use of landfills and the decomposition process by creating a model landfill. Students discuss pros and cons to landfills and how potential...

Students observe the melting of ice. In this phase change activity, students observe ice as it melts. They discuss the process and create a Venn diagram comparing water and ice.

Young scholars discuss global warming, greenhouse effect, permafrost and other key words.  In this climate instructional activity students create a web that connects global warming, the Arctic and world climate then write a...

Learners discuss radiant energy from the sun, performing a simple experiment with sun glasses and bright light to demonstrate the concept. Students further participate in simple in-class experiments to demonstrate: air density as it...

Fourth graders use damp sand, a baking pan, and water to simulate erosion. In this erosion lesson plan, 4th graders participate in a simulation to show what moving water does to land.

In this water worksheet, learners fill in the blanks to a crossword puzzle having to do with water words. Students complete 25 blanks in the crossword.

In this plant science worksheet, students complete a crossword puzzle with 48 questions. They identify the different parts of a plant.

Students study the biotic and abiotic factors of an environment.  For this exploratory lesson students examine the different trophic levels and how organisms are connected. 

In this water vocabulary worksheet, learners read and learn 12 words that pertain to water and the water cycle. Each word and definition is printed on a separate page in a snowflake shape.

Students simulate crater formation using mud. For this earth science lesson, students identify the features of a crater. They explain how the force of impact affect the crater's appearance.

Fourth graders construct their own aquifer. They discover how water travels underwater and identifies sources of underground pollution. They record their observations and discuss the results.

Students interpret archaeological strata using the law of superposition. They apply cross-dating to determine the age of other artifacts.

Students explore groundwater and issues relating to groundwater. They discus the problems involving groundwater. Students write a newspaper story addressing groundwater problems. They create a comic strip addressing groundwater...

Students explore the use of stratigraphy to date objects by sorting the material in the wastebasket. They make a list of actual items from the garbage can and their possible uses and categorize the artifacts. T

Learners participate in a hands-on activity to investigate how water is recycled in a small environment, and determine how water is cycled on earth.

Students demonstrate the importance of intact information to achieve accuracy. They compare and constrast their timelines with the chronological information contained in a stratified archaeological site.

Students create a model of an aquifer and describe how an aquifer works. They describe how running affects an aquifer and prepare a model presenting to local planners the important aspects of protecting recharge areas.

Students explore how the island of Bermuda came to be.

Young scholars conduct experiments to study the quality of water. They examine how pollutants get into and affect the water supply in this unit.

Students discuss what man-made and natural materials are visible in litter. Using a sample of litter, they review the concept of decomposition between the two types of materials. They examine the two samples once and a while and record...

Young scholars draw a layout of their proposed terrarium. In this social studies lesson, students discuss how Mayans farm to produce food for the family. They compare their farming method with modern farming practices.

In this land usage worksheet, students read about farmers in Bolivia are using a system called raised-bed agriculture to feed its people. Students complete 2 short answer questions based on what they read.

Students explore botany by defining the anatomy of a tree. In this environmental exploration lesson, students research plant vocabulary terms and discuss the uses of each word. Students create a "human" tree by role-playing as one of the...

Students examine the weather conditions throughout the globe. As a class, they discover the impact of snow on various types of crops. In groups, they participate in an experiment in which they form raindrops and calculate the...