Students analyze the relationship between density, buoyancy, and salinity. In this chemical properties lesson, students read a background activity for the lesson and experiments to the topics. Students discuss the questions and complete...

Students study the makeup of the earth, including the core, the mantle and the crust. They compare the temperatures and thicknesses of each layer. In pairs, they make a model of a cross-section of the earth out of modeling clay.

Students examine environmental change of land, water, and air, discuss Clear Skies Legislation, and experiment on solid compaction and resultant water filtration.

Students study causes, probability and location of earthquakes. They complete a number of activities and look at web pages to examine the characteristics of earthquakes.

Students investigate the concept of caves by conducting an experiment. The lesson contains background information for the teacher. They collect data while making observations and write a review of the concept once the experiment is...

Seventh graders investigate how soil is formed. They analyze types of soil samples, examine soil using a magnifying glass or microscope, complete a chart, conduct a soil and plant experiment, and construct a soil profile.

Students investigate botany by creating a soil separating device.  In this plant life lesson, students identify the needs of plants and how important the right soil is in the growing process.  Students define different soil...

Young scholars explore physical science by participating in a science examination. In this microscope tutorial instructional activity, students read the book The Naked Eye and discuss the purpose for using a microscope in the field of...

Young scholars examine soil. In this science activity, students examine the layers of soil. Young scholars collect soil from various locations and separate the layers. Students record and chart their findings.

Fourth graders investigate compost. In this Science lesson, 4th graders take notes on the components of soil and its relation to plant growth. Students describe the steps in making compost.

Fourth graders examine earthworms. In this earthworm lesson, 4th graders investigate how earthworms help prepare soil for planting. Students examine other living and nonliving elements in a garden habitat.

Fourth graders research soil layers and create a soil profile in a jar.  In this soil profile lesson, 4th graders working in groups, research a given layer of soil, make a 3-5 minute presentation to the class, and complete a...

Students discover the difference between the terms of Bison and Buffalo and the history of the animal in the early years of the country. They uncover the difference in species depending on the area of the country where the Bison were...

In this mixtures worksheet, learners answer twenty three questions about student presentations on topics such as amalgams, homogenized milk, antifreeze and coolants, soaps and detergents and water softeners.

Fourth graders explore different types of land. In this land lesson, 4th graders investigate how water, climate, and soil type determine what types of crops may be grown. Students discover these elements while playing an interactive game.

Learners explore exploring and expiditions then simlate their own on campus. They divide into small "expedition groups." Have each team report back to the class about their expeditions, using written, oral, or videotaped presentations.

In this fossils worksheet, students review the different types of fossils including index and trace fossils. This worksheet has 6 matching and 9 true or false questions.

In this online interactive glaciers worksheet, students respond to 10 fill in the blank and multiple choice questions regarding the information included in the provided paragraphs.

Learners calculate averages of climate sets of data. In this ecology lesson, students analyze data to determine identity of a biome and collect meteorological data to understand process.  Learners also compare data sets. 

In this fossil worksheet, students match six terms with their definitions about types of fossils and they circle the proper term to make nine statements true about preservation of fossils.

Students build a model aquifer to study groundwater zones and water table formation. Students use the models to measure the movement of polluted groundwater.

Students complete a variety of activities designed to enhance their awareness of their bodies. They examine pictures of themselves, taken at various points in the year and examine and compare their bodies. They enjoy a healthy snack...

Students gain an understanding of earthquakes. They examine vocabulary associated with earthquakes, how earthquakes happen, and preventive measures taken to diminish damage or harm in the event that an earthquake should happen.

Students read a large variety of myths and discuss the characters and their attributes found in mythology. Then they identify and learn to set up an appropriate spreadsheet program. Students also enter the data to the class spreadsheet...