Did Western settlers receiving free land from the Homestead Act realize it wasn't really free at all? Scholars investigate the impact Western expansion had on Native American culture in the mid-1800s. They use documents, timelines, and...

Learners create fossil books to study the process for crinoid fossilization. In this fossils instructional activity, students color and identify the fossilization process of a crinoid. Learners then create a booklet out of the information.

A website looks at how we know so much about Mars—telescopes, robots, and spacecraft—and the search for martian life. Following the informational text are three questions that quiz pupils about possible life on Mars. 

In this countdown challenge worksheet, learners find the 10 common elements from the human body, earth's crust, and ancient times and color code them. Students fill the atomic number of the elements in a given periodic table.

Second in a three-part instructional activity on rivers, this instructional activity focuses on the flooding that occurs in riparian locations. First, learners take a look at facts about the Amazon River. They read online materials and...

Students determine how the geographic features of the Silk Road trade route contributed to the economic development and diffusion of culture in both Eastern and Western Civilizations.

Pupils complete night-sky observations to understand how our knowledge of the sky has been enhanced by telescopes. Students complete a timeline worksheet giving the history of telescopes. Pupils then then make their own observations of...

High schoolers, while studying a unit on Medieval Art, become familiar with the works of Hieronymus Bosch. They identify symbols and imagery of fear in his works and relate this to some of their own fears and nightmares they have...

Students investigate the environment by designing a group project.  In this ecology lesson, students identify the man made threats to the Amazon while reading environmentally conscience vocabulary terms.  Students collaborate...

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.

Students examine geologic time to scale. In this geologic time lesson, students create a time-scale metaphor that shows some of the Earth's important events. Students present their metaphor to the class.

Students study the different types of volcanoes and how they erupt.  In this volcano instructional activity students identify where volcanoes are most prevalent and options for predicting eruptions. 

Students investigate the ancient structures of Mesopotamia, Egypt, India, and China. In small groups, they conduct research, evaluate their findings within the group, create visual aides, and complete an Internet treasure hunt.

Students compare and contrast renewable and conventional energy sources. In this energy lesson, students research about conventional fuel and present a persuasive argument about their stand on the issue.

Students explore the history of bark paintings in South America and produce their own version of these paintings.

Students investigate the Iditarod. In this last great race lesson, students explore and research the Iditarod race which takes place in Alaska.  Students explore a variety of websites and images to gather background information. A...

Students investigate how to use Moh's Hardness Scale. In this geology lesson, students examine several minerals and develop a hypothesis about which mineral is the hardest. Students use the Moh's Scale Identification Chart to determine...

High schoolers analyze the effect of the French Expedition to Egypt. In this world history lesson, students research the military, scientific, cultural, and industrial impacts of the expedition. High schoolers create multimedia projects...

If Earth was formed 4600 million years ago, and the sun revolves about the center of the Milky Way once every 250 million years, how many revolutions have occurred? Students answer this question and ten more, all providing students with...

Sixth graders investigate how fossils are formed. They analyze a photo of the Grand Canyon, and create a fossil cast and mold using plaster of paris and shells.

Students create an astrolabe and locate the North Star in the night sky. They determine the latitude of the North Star, and calculate an average latitude based on class results.

Students visualize the Earth's ecosystem at a specific time period and how Earth has changed over time. They create a detailed journal entry for a specific time period and create a birthday card to Earth.

What do we know about the ancient Mayan civilization? In this world history activity, students utilize a word bank of 10 terms or phrases pertaining to the Mayan and Olmec to answer 10 fill-in-the-blank questions about the civilizations....

Students investigate the concepts dealing with the motions of celestial objects, the ancient origins of the Zodiac and the science behind the Zodiac.