Cell membranes and the factors that affect its integrity are studied, with Beet tissue used as the model. A poster to display findings of the permeability of the membranes would clarify understanding and also allow a layer of language...

How can you provide healthy soil for your garden? Study worms, bacteria, and other microorganisms in a lesson about decomposition and organic compost. After discussing what you know about worms and watching a video, watch what worms do...

Here is a fabulous activity on the Earth's radiant energy system. This amazing, 31-page document is chock-full of great activities, worksheets, lab sheets, quizzes, rubrics, and assessments. Learners model and explain cloud formation,...

Of particular interest to a group of business and finance pupils, this instructional activity explores depreciation of automobile values by comparing the double declining balance to the straight line method. Mostly this is done through a...

Is it easy to make snow? Scholars use critical thinking skills as they investigate the concept of polymers by making snow. The class tests several different variables and takes measurements over the course of several days. They then...

Students hike a local mountain and examine its life zones. They measure various components at each zone and collect leaf litter at the sites. At the mountain top, students make descriptive observations and complete a handout about the...

Take a look at acceleration within the context of automotive technology. They vary the mass on a toy car and run it down a ramp, exploring Newton's second law of motion. Though this is a classic lab activity, you will appreciate the...

Groups of three scientists from the rocky planet Zog investigate the composition of soil so that they can take the information back to their home, create soil there, and begin to grow food.

Based on the rate of melting observed from 2003-2007 in Greenland, it would take less than 10 minutes to fill the Dallas Cowboys' Stadium. The 17th lesson in a series of 21 has scholars use the ICESat data to understand the ice mass...

More than 100 cities around the world have shifted from fossil fuels to renewable energy sources. Scholars investigate a city wanting to make this switch, but needs help determining how to make the shift. Groups consider all options,...

High schoolers investigate the dilemma of a proportional response with a lesson about the history of terrorism and militant extremists in the United States. As they examine memos from the FBI and speeches from President Bush and Obama,...

Fair or unfair? To begin a study of the American Revolution, class members review the treatment of the people of the American Colonies by the King of England and decide which were fair and which were unfair. Class members then annotate a...

In the third activity from this unit based on the book Bullfrog at Magnolia Circle, learners focus on using specific details from the text-to-answer questions about the habitat of bullfrogs. While reading the text, young...

Who done it? Class groups adopt the role of crime scene investigators and examine exhibits (primary source documents) to determine who attempted to assassinate the members of the Medici dynasty.

Freedom of the press was seen as a right so important that the Founding Fathers listed it as part of the first amendment to the United States Constitution. Americans pride themselves on this freedom, but just how free are American...

Does your vote really count? This activity helps young voters learn about the electoral college through a TED talk, a helpful handout, discussion prompts, and then a role-playing activity that has participants simulating...

To conclude their investigation of the life of Mary Maverick and to demonstrate their ability to analyze primary source documents, groups use the SOAPS questioning method to examine Maverick's account of events in early Texas history.

Through two investigations, life science learners determine whether or not yeast is alive. They perform tests for metabolism by providing sugar and observing if gas is produced as a byproduct. They incubate some of the sample for at...

By rolling marbles down a six-foot length of track, physical scientists determine how much energy is lost to heat. It is recommended that you opt for the foam pipe insulation track because more friction slows the marble, allowing...

Teams of Texas tourists gather into groups to analyze what they can do with $50 worth of an alternative fuel. They write checks, keep a balance sheet, and map out their sight-seeing route taking into consideration the location of...

Using a simulated air sample, environmental or earth science pupils examine the components. You will need to prepare the faux air by using a hole punch and various colors of construction paper. Each color will represent a different...

To conclude a study of Upton Sinclair's The Jungle, groups create a multi-media magazine in which they investigate one aspect of the foods industry. The packet details the requirements for the project, and includes rubrics for...

What is "virtual freedom"? How about "enslaved entrepreneurship"? Class members will learn about these terms and much more as they read the poems and examine the life of George Moses Horton.

What were the conditions that led to the American Revolution? What are the conditions that lead to revolution in other times and places? Class members examine primary source materials and use evidence drawn from these documents to craft...