Sixth graders discover the problems that early Mesototamian farmers faced while developing agriculture in the land between the Tigris and Euphrates Rivers. They design a working model that solves those unique challenges.

Students investigate nutrient cycling in a simplified desktop ecosystem involving aquarium and hydro-ponically grown plants. They set up an aquarium with 10 gallons of water at least a week before the lab is planned and place...

Dive into a lesson on the hydrosphere with this Powerpoint presentation. Building on prior knowledge of the water cycle, young scientists learn what happens to water after it falls as precipitation and explore the...

What better way to learn about ecosystems than by getting outside and observing them first hand? Accompanying a field trip to a local park or outdoor space, this series of collaborative activities engages children in...

Reading about history is nothing like experiencing it firsthand. Encourage your eighth graders to do the next best thing with a historical narrative prompt, in which they describe the experience of a first-time traveler on the...

An informative lesson focuses on heavy metal contamination of environments. Classes read about, discuss, and answer questions pertaining to sources of heavy metals in the environment. To finish the 35th installment of 36, individuals...

Class members explore the carbon cycle in the final installment of the 10-part Discover Your Changing World series. They play a simulation game where they walk through the steps carbon takes as it cycles through the different layers...

In this forces of nature worksheet, students read a 2 page article on the forces of nature and answer 4 detailed comprehension questions about the forces of nature on Earth.

In this soil profile worksheet, students use a cup to create the layers of soil using clay, sand, gravel and dirt. Students label each component as either A, B, or C horizon and the bedrock. They answer questions about their model.

Students state the physical, chemical or biological processes associated with these environments: Pelagic ocean zone, California coat Cave, Indiana Barrier island beach, North Carolina Sand dune, Dunes National Park, Colorado Wetland and...

Learners minerals and how they form. They investigate the classification of minerals according to physical properties. Students watch a video about mineral characteristics. In groups, learners participate in hands-on activities and...

Students understand how clouds are formed. In this cloud lesson, students participate in three experiments to make clouds. Students complete activity sheets for each experiment.

Students simulate crater formation through a lab activity. In this space science lesson, students calculate how much energy is transferred during meteorite impact. They identify different factors affecting the size and depth of craters...

Students investigate craters and marea. In this crater and marea instructional activity, students conduct an experiment to create craters. Students participate in a dance activity.

Students explain how moon phases occur. They describe and explain at least two common misconceptions that people have about the moon. Students explain what a star is. They explain 3 ways that the night sky has been used throughout history.

Second graders explore erosion and find the factors effecting erosion of hillsides.   In this erosion activity, 2nd graders experiment by creating a hillside and simulating rain.  Students discuss and record their results...

Eighth graders explore variables that influence the rate of erosion due to the 4 major agents. They work as a group and practice conducting experiments according to the scientific method. Students comprehend that communicating ideas...

Students examine distribution of water and minerals. In this surface and groundwater lesson, students conduct an experiment with fresh and salt water making hypothesis and drawing conclusions about minerals. 

Students create a rainstick from recycled materials and begin learning about the "nature" of the rainforest.

Fourth graders create enlarged replica of a stegosaurus drawing, using a grid to practice coordinates.

Fourth graders discover the significance of the Oregon Trail in Idaho history. In addition, 4th graders conceptualize the Oregon Trail in relation to their own lives. They engage in a wide variety of curricular activities, culminating in...

Students relate the states of matter and clouds.  In this environment lesson, students create a chart of information they know about clouds.  Students put an ice cube in a bag and tape to a window. Students watch for...

Students understand the dynamics of acid rain and its impact on the living and non-living environment. They hypothesize how acid rain affects water pH levels in two lake systems with differing watershed features.