At one time, humans, fueled by the animals and plants they ate and the wood they burned, or aided by their domesticated animals, provided most of the energy in use. All life operated within the fairly immediate flow of energy from the...

Examples of daily and weekly expectations for children. Also provides suggestions for rewards and consequences for these house rules.

This Human Rights Watch Report provides a detailed summary of the war in the Congo, the war's causes and consequences, and the responses of the international community to the war's escalating violence. The report can be read online or...

Students are introduced to the concept of light pollution by investigating the nature, sources and levels of light in their classroom environment. They learn about the adverse effects of artificial light and the resulting consequences on...

Through investigating the nature, sources and level of noise produced in their environment, students are introduced to the concept of noise pollution. They learn about the undesirable and disturbing effects of noise and the resulting...

Students act as civil engineers developing safe railways as a way to strengthen their understanding of parallel and intersecting lines. Using pieces of yarn to visually represent line segments, students lay down "train tracks" on a...

This site provides an interactive assessment in which you will learn which biological reactions require either B12 or folate (or both), the consequences of a deficiency in either vitamin, and the important step in which B12 and folate...

NPR offers a photographic slide show on the status of Greenland's ice glaciers as they start to melt and the consequences of the melting for the future.

The story of the Pueblo Revolt of 1680 is told with a timeline showing events leading up to the revolt, a narrative of the revolt itself and its consequences, and brief biographies of many of those involved in Spanish America, and the...

Learners will consider the arguments made by members of the Continental Congress regarding whether or not to sign the Declaration of Independence. They will also have the opportunity to analyze each section of the Declaration to...

Describes the notion of "dialetheism," the logical theory of true contradictions. Explains its history of development, its philosophical consequences, and its significance for rationality. Excellent bibliography.

Andy Warhol's iconic Marilyn Monroe Diptych invites the viewer to consider the consequences of the increasing role of mass media images in our everyday lives. View pictures and read about his techniques and influences in this essay.

Substance use disorders are a class of psychological disorder in which a person continues to use a substance, despite having significant health, social, and other negative consequences as a result of their substance use.

Students can learn a lesson about how being overly concerned with yourself can lead to negative consequences by reading Aesop's fable "The Frog and the Ox." The first version provides literal illustrations for the fable, while the second...

Learn which biological reactions require either B12, folate or both and he consequences of a deficiency in either vitamin. The correct answers for the multiple choices problems are reinforced with a brief explanation and the incorrect...