Like all of the Problem Solving units, this one aims to introduce students to the underlying ideas of mathematics through a problem. The problem here requires a knowledge of arithmetic and the use of some algebra. In this unit we see how...

Secondary learners explore the economic indicators and the role they play in the US economy. Written for the 2008 economy, the lesson is adaptable to today's economic situation. Pupils discover economic indicators, analyze...

Students study an overview of intellectual development and Piaget's stages of development.

Fourth graders determine, through laboratory activity, the presence or absence of glucose in a variety of plant leaves and stems. They work in groups and perform a three part laboratory which shows them how plants convert sunlighht to food.

Students study a common theory on how the solar system was formed and examine the relative scale of the size and distances among the bodies of the Solar System.

Students investigate the structure of oligopolistic markets. The business market is explored in order to make a comparison to accepted theory found in textbooks. An overall picture of the market is then created within the student mind to...

Students compare and contrast how the theory of atomic structure has changed over time. They explore how different people have contributed to our knowledge of the atom and its structure. Students identify how matter is made of discrete...

Students explore the endocrine disruption theory. They work in groups to research and develop a persuasive oral argument to support one side of the endocrine disruption theory. Students engage in debate and other activities to analyze...

Students identify and interpret the following: What is mass extinction, and what are some theories for why it happens? How often do species become extinct? What is the normal rate of extinction? Why are some species endangered? What...

High schoolers describe theories on how the first humans came to America and show the evidence that supports it.  In this investigative lesson students study given material and prepare written or oral reports in their groups. 

Students read about the settlers in one of the first American colonies. They brainstorm ideas about what they think happened to the settlers. They write their version of what happened at Roanoke Island Colony.

Ninth graders research the work of Carlos J. Finlay and his contributions to science. Once they have discussed his theories about diseases, they create tables comparing diseases that use insects as carriers. The lesson also includes a...

Students investigate theories about black wholes and the formation of the universe.

Young scholars identify the main ideas of different cell theories. Using a microscope, they compare and contrast the structures and functions of prokaryotes and eukaryotes. They also compare and contrast animal and plant cells and...

Welcome to the companion Web site to the NOVA program "Einstein Revealed," originally broadcast in October, 1996. This two-hour special presents a penetrating profile of Albert Einstein, who contributed more than any other scientist to...

Students explore facts about Hitler's life and the historical events that occurred in that time, his view of history, his theory of race and his political goals. They explore his use of anti-Semitism to advance his career and consolidate...

Students engage in a lesson plan to find information about the old trails of North America that were used by Native Americans. Specifically, they conduct research to find the history of The Old North Trail. The teacher shares several...

Eighth graders work together in groups to examine the earliest civilizations. After reading two stories, they compare and contrast the facts with those stories with other ones they have read. They discuss the different hypothesis on...

Students investigate the progression of discoveries that have led to the genetics knowledge that scientists currently have. They determine how genetic experiments disproved previous theories on inheritance.

Students undertake the study of leadership theory. The skills of being a leader and manager are covered. There is a comprehensive use of real life examples throughout the lesson.

Young scholars investigate the theory versus the reality of US government reservation policy in the mid to late 19th Century by watching a video. They design a time line that shows how the individual tribes surrendered to the reservation...

Seventh graders explore the basics of composition, acrylic painting techniques, and color theory, examine works of the American painter Wayne Thiebaud, and create still lifes using three pieces of candy.

Students investigate observations between widely separated populations of anchialine cave fauna.  In this biogeography lesson students discuss theories that could explain the given observations. 

Young scholars explore physics by participating in a science activity in class. In this flight properties activity, students identify Bernoulli's principle of flight and his theory of statics and motion. Young scholars conduct a...