Ardipithecus ramidus shares features with both humans and chimpanzees. Learn about where Ardi, humans, and chimps fit in the tree of life by comparing anatomical features including the foot, pelvis, and teeth. After exploring those...

Word clouds about ecosystems hook learners into a lesson that explores Yellowstone wildlife. Young scientists create cause-and-effect relationships after examining data and recommend solutions to their observed problems. More data...

Did humans and dinosaurs coexist? How do we know? Scholars dig in to the tools and methods researchers used to study the process of human evolution by watching a slideshow with embedded video clips. Pupils learn the importance of asking...

An interactive lesson places pupils as scientists who must learn why the ozone layer is being destroyed by analyzing the data from multiple satellites. The first analysis shows how UV is related to the ozone cycle. The second...

Here is the first of four poignant lessons on how humans and oceans interact, even if people live far from the coast. This particular lesson also examines studies that are taking place in Antarctica of how climate change is affecting the...

After investigating the US Environmental Protection Agency's climate change website, your environmental studies students discuss greenhouse gas emissions. They use an online interactive tool to look at data from power production...

What makes a watershed? What are the natural and human features of a watershed? How do human features affect watersheds? Where can I find my local watershed? These questions are thoroughly explained in an informative watershed interactive.

Young scientists discover how sea otters' habitats have changed due to human impact. Through conversation, video observation, and story reading, scholars identify how human interactions change a specific ecosystem in both positive and...

The human body maintains homeostasis through the interconnection of multiple systems. Young scientists match these connections and discuss how they relate to each other. They apply their knowledge to solve the mystery of a treasure hunter.

How do the five themes of geography relate to the country of Iceland? Pupils learn about everything from the differences between relative and absolute location to how humans both adapt and change the environment. The presentation...

Hydrology hopefuls learn about their local watershed. Through discussion and online interactives, they see that their habits affect the water supply. The lesson concludes with a pledge to filter out bad water usage habits. It makes a...

Much like a distant planet, the underwater world of deep-sea benthos is strange and largely unknown. How do creatures survive and thrive in such extreme pressure and temperature conditions? Young oceanographers join the crew of Operation...

How do governments differ in how they protect human rights? While the United States prides itself on its Bill of Rights, other countries have their own ways of protecting citizens' liberties. An interactive website, paired with...

Words can hurt. Words may not break bones but they can break a heart. An activity focused on the meaning of and the history of some often heard words and phrases is designed to raise awareness of the importance of choosing words...

How many ways is water used? Indirect and direct water use are the two main ways humans use water, but the usage comes in many forms. Animals, agriculture, industries, transportation, and many more rely on water for different uses....

Get your class working on the railroad with this detailed and interactive activity. After reading and discussing Ten Mile Day, learners explore division of labor, human capital, and productivity with a hands-on group activity in which...

Will human population growth always be exponential, or will we find a limiting factor we can't avoid? Young scientists learn about both exponential and logistic growth models in various animal populations. They use case studies to...

Explore the water cycle in an interactive diagram of the process. The diagram shows how water is a moving system and constantly changing forms. The resourc includes vocabulary words that pupils click on in order to discover more about...

How much negative feedback does a body get daily? The interactive walks through one negative feedback loop, increasing body temperature. Then it challenges scholars to relate this to mechanical feedback loops and disorders that prevent...

The hundreds of joints in the human body fit into five main categories. A quick video explains the joints in the skeleton, which are often the most confusing. The interactive reviews each of the five types of joints and has scholars...

Human bodies prove evolution thanks to our genes, bones, and more. Learning about specific body parts and how they evolved from other species helps individuals better understand the transition species that helped us become who we are today.

Do you hear what I hear? Encourage scholars to use their listening skills and participate in a series of activities that demonstrate how the sense of hearing is crucial to the human and animal world. Activities guide learners...

In 2006, about 20 percent of the world's electricity was generated from hydroelectric power. In the presentation, scholars review the water cycle and gravitational energy to begin to understand how humans harness the power of water. They...

People and water have something in common. They both need to be healthy. Explore with an engaging interactive what it means to have a healthy body and why having healthy water is also important.