Evidence shows the Vikings likely navigated by using a simple sundial to find their course. Videos, a short story, and discussion help bring this time period to life as they study European history with a hands-on experiment. Scholars...

Those key operation words sure come in handy. Groups continue their work with converting between different notations for algebraic expressions. They work in stations to write the symbolic form for given verbal phrases. This is the 17th...

Students estimate and measure triangles. In this geometry lesson, students identify the relationship between three sides and a triangle. They use the inequality theorem to decide if a triangle will be formed or not.

Provide young writers with a printable that lists suggestions for and examples of transitional sets and closing words. Also included are some suggestions for what to avoid in closing paragraphs.

The National Oceanic and Atmospheric Administration (NOAA) has developed a tremendous library of ocean-themed lessons that can be used in a variety of science settings. "Feeding in the Flow" is one of those activities; Its focus is on...

Bioluminescence fascinates most upper elementary scientists. Display images of different glowing deep-sea organisms and discuss their environment. Young biologists then experiment with images and different colors of filtered light. In...

High schoolers research the evolution of cultural and social issues in areas of Westward Expansion, Immigration, and Civil Rights. They practice writing clear details with supporting evidence and examples and evaluate ways of improving...

Ninth graders design a proposal for a Martian colony to be presented to a group of their peers. They review their knowledge of Mars. Students evaluate for themselves which of their classmates proposal best fits their criteria.

Fourth graders discover the nutritional needs of their bodies. Using a database, they research how nutrition affects their learning capabilities. They take the food they eat on a daily basis and discover its nutritional value. They...

Here is a great way to explore language arts by completing a computer activity with classmates. Youngsters read a fairy tale in class and analyze where the beginning, middle and end are. They create their own story using clip art and...

Learners identify the three realms of the Arctic Ocean, and describe the relationships between these realms. They identify major factors that limit primary productivity in the Arctic Ocean.

Young scholars identify the three realms of the Arctic Ocean, and describe the relationships between these realms. They graphically analyze data on sea ice cover in the Arctic Ocean, and recognize a trend in these data.

Students examine the formation of seamounts in the Gulf of Alaska. In this seamount lesson, student focus on how the Axial-Cobb-Eikelberg-Patton chain was formed. They learn the associated vocabulary, and watch a teacher demonstration of...

Students understand the movement of tectonic plates. In this tectonic plates instructional activity, students access prior knowledge of convergent, divergent, and transform boundaries.  Students discuss energy transfer involved in...

Eighth graders explore the ocean floor. In this topography instructional activity, 8th graders compare topographical maps to bathymetric charts. They will create a topographic map and note landmarks and other land features.

Students explain chemosynthesis and photosynthesis using candy. In this chemosynthesis lesson, students work cooperatively to create a visual explanation of the chemical equations of photosynthesis and chemosynthesis.

Students design colorful posters to "get out and vote" after studying the three amendments to the US Constitution that extend voting rights. They analyze the importance of voting to a healthy democracy.

Students determine how a woman's estate is divided among her beneficiaries according to Islamic inheritance law. They add and subtract fractions.

Young scholars perform soil tests for pH, nitrogen, phosphorus, potassium, composition and water percolation rate and assess the conditions in the schoolyard.

Eleventh graders research and debate natural disasters that have occurred in their community. They assess whether these natural disasters were avoidable or were accidents. They investigate the extent of insurance coverage for disasters.

Students observe the advantages of camouflage. They design a well camouflaged fish of their own.

Young scholars determine how buying on credit adds to the total cost of an item by computing the interest. They find a major item advertised in a magazine and identify the price. Then they identify the rate of a credit card and calculate...

Students read and write newspaper articles. In this newspaper article writing activity, students collect and share current news articles, examine how they are written, then choose an event from the 20th century and write their own news...

Students explain the concept of paleoclimatological proxies. In this oxygen isotope lesson, students interpret data and make inferences about climate changes in the geologic past.