Students discuss the reasons why oil and gas are the United States' main source of energy. In groups, they use the internet to research how the resources are formed and the amount of consumption by the United States. They choose books...

Students engage in a lesson to determine the source of water that is used. They conduct research using a variety of resources. The lesson includes information for the teacher to share with the class. Students write and define the...

Practice reading comprehension with this informational economics worksheet. Learners read a 2-page explanation of the beginnings of modern economics and how it plays a role in society. This reading discusses natural, human and capital...

After viewing short clips of unfortunate events, your class will consider two sides of a homeowner's court case, and then learn about the Marcellus shale deposit beneath the state of Pennsylvania and the hydraulic fracturing process. In...

Poetry Soup, a reading and writing unit constructed by the Petrified Forest National Park, will have scholars hungry to learn about nature. The cross-content unit contains topics related to history, science, and language arts. Content...

This lesson focuses on unit conversion, proportions, ratios, exponents, and the metric system. Discuss measurement with your math class and demonstrate how to solve several health-science word problems. Give learners a chance to visit an...

If you are looking for worksheets about alternative energy sources to use on Earth Day, you'll find several here. However, since Earth Day is all about conserving natural resources, please print these double-sided in order to reduce the...

Students discuss the difference between the three types of productive resources. In groups, they classify and organize examples into the correct category on a chart. As a class, they discuss how each type is used in the production of a...

Celebrate Earth Day by spreading the word of conservation. Teach children ten easy ways to help preserve the Earth and share this knowledge with others by sending e-cards and printable cards to loved ones. Extend learning about the...

A change in a parameter can end in overpopulation. The resources gives pupils the opportunity to control the parameters of rabbits and wolves in a natural setting. Using the set parameters, the simulation runs and displays the population...

Scholars research scientific heroes who haven't been given enough credit for their discoveries. While many are women, there are also men to whom credit is overdue.

A activity allows you to go back in time and see the big bang actually happen. Bazinga! In reality, pupils research the Big Bang Theory and theorize what it would be like to go back in time and see it happen. There are four...

Scholars independently explore several websites to calculate their ecological footprint. Using their new found knowledge, they answer six short-answer questions and take part in a grand conversation with their peers about how...

There's nothing sticky about the resource, unless you count the gumdrops! Scholars create a model of a lithium atom, complete with protons, neutrons, and electrons. It's just that these models are made with gumdrops and toothpicks.

Using the natural pH indicator of red cabbage juice, groups determine the pH of different everyday liquids. As they work, pupils gain an understanding of pH that may help deal with contaminants in the water supply. 

How large can a population become? The fifth installment of a nine-part unit teaches young ecologists about limiting factors that determine the carrying capacity of species in the Sonoran Desert. Here is a PowerPoint to help present this...

Your young historians will discover the importance that citizenship education has played in the social progress of the United States as they learn about early efforts to discourage African Americans from voting in the 1960s.

Let's get a closer look at DNA and other molecular structures. The first lesson plan in the series of four introduces a variety of imagining techniques that engineers and scientists use to visualize molecular structures. The resource...

What is more important: building a new school or preserving a nature reserve? Keeping a natural area clean or providing clean drinking water to a city of millions? Young scholars weigh these questions—almost literally—using an...

What's the difference between a rock and a mineral? And what properties are used to identify minerals? The first installment of a five-part series on earth materials and processes prompts young scientists to identify a set of...

After three eye-opening lessons about our environment, scholars revisit a 10-question survey, reflect on their new-found knowledge, and take action by writing to a representative or creating a public service announcement about...

Here's a hurricane lesson that's sure to catch your eye! Pupils learn about the unique balance of conditions required to form one of nature's most destructive forces. The interactive illustrates how hurricanes form, grow, and affect...

Pressure and volume are in a relationship, but what is the nature of it? High school scientists discover the link between the volume of a gas and the pressure it exerts using a simulation. The resource tracks pressure in a sidebar as...

Here is a complete activity in which young biologists or ecologists test the pH, dissolved oxygen, turbidity and temperature of stream water. The class visits an actual stream and makes observations of the site. They use scientific...