Introduce ecology classes to biodiversity and interdependence in ecosystems with a PowerPoint presentation. Then, they get up-close and personal with the invertebrate world by collecting insects, classifying them, and graphing their...

Youngsters compare the heat-holding abilities of three different cans by insulating two with different materials and measuring the temperature change of hot water over a 20-minute period. 

From China's physical geography and earliest beginnings of civilization to the Qin and Han dynasties, here is a nicely designed worksheet on ancient China, which includes a graphic organizer and timeline to summarize the reading...

A lengthy narrative about Pythagoras and his young scholars precedes an activity in which your young mathematicians practice using the Pythagorean theorem to solve three problems about flight and distance. Answers are provided. 

Ninth graders study how cities affect the environment and design an ecologically-sound city. They focus their study on the benefits and constraints of life on the Northern Great Plains.

Improve syntax with this explanatory handout. It clarifies one way to make writing more precise: avoiding nominalization. This resource provides four ways to find and change nominalization problems and 10 sentences to correct. There are...

Fifth graders discuss insurance and the cost of automobile insurance. They compare and contrast the costs of insurance from different companies. They figure the savings from the lowest deductible to the highest deductible.

Students investigate the reasons why wetlands are threatened especially by people. They study the wise use of water to preserve wetlands.

Students carefully observe prairie plants and record their observations in a science journal. They examine the root systems of grasses and flowers and surmise how these plants can grow together on the prairie.

Fourth graders investigate the bison's struggle for survival. They discuss the importance of bison while participating in an role playing activity showing how important the food supply and surroundings are to their survival.

Sixth graders examine the prairie food chain while designing a rescue strategy for an endangered species. They compare their strategy to that of a professional conservation expert.

Seventh graders investigate what pesticides are and why people use them. They examine the effect of pesticides on prairie grasses and what alternatives can be used.

A Gallery Walk is a technique that allows small groups to visit different stations, where they examine and discuss materials about an overarching topic. Questions about rivers and fluvial processes are available in this resource;...

Students discover the various ways in which tree rings can give information. After a brief disucssion of concentric tree rings, they use cross section cut outs of tree rings to identify the time and type of various naturally occuring...

In this vocabulary building activity, learners enhance their personal vocabulary by learning words that begin with the FR-blends. Students are allowed to use dictionaries.

King Tutankhamon, Queen Nefertiti, and many other names literally written in stone are featured in these slides about the culture of Ancient Egypt. Whether used as an introduction to a unit on Egypt, or as a tool to elaborate on the...

Unveil the mysteries of ancient China in this presentation, which includes photographs of historic relics from the Neolithic and Bronze Ages. Slides detail the Hsia, Shang, and Zhou Dynasties; especially helpful is the final slide, which...

Students explore the concept of probability. In this probability lesson, students develop an understanding of probability by pulling marbles out of a bag and recording the data. Students use the recording sheet to discuss the results of...

This is not revolutionary, but it is informative. Earth science viewers in grades 7-12 get carried away with wave and wind erosion. They view diagrams of how waves impact ocean shorelines. They see examples of the different types of sand...

Role play community members who are both for and against the construction of a dam. Research the pros and cons and then hold a classroom debate. This activity ideally follows a series of stream studies, links to which are included. Use...

The intent of this resource is to explore Latin American accomplishments in baseball, recognizing the changes in demographics of players over the last century. Social studies classes begin with a discussion and brainstorm surrounding...

Students explore mathematics, geography and agriculture by studying world rice production. In this production of rice lesson, students read One Grain of Rice and use a worksheet grid to calculate how much rice was received. Students...

Learners investigate how hurricanes and other natural disasters can devastate the elements of the infrastructure of a country, as well as the lives of its people.

Students study a variety of global wetland habitats, their similarities and differences. They examine the variety of life that such wetlands support and determine that many animals and plants are adapted to life in wetlands, that...