Convenience, taste, portability ... what's not to love about bottled water? Apparently, a lot. Scholars analyze the four main arguments supporting and opposing the sale of bottled water. They explore the health, environmental, and...

Good questions can help focus readers' attention on the elements writers use to add depth to their stories. The questions on this worksheet do just that and encourage readers to think critically about a story and author's purpose.

What is a prism? A place for light waves that commit minor refractions! The thorough resource includes three hands-on investigations covering light reflection and refraction; mirrors, lenses, and images; and optical systems. Subject...

Should the United States continue the practice of using drone strikes abroad? Readers explore the top pro and con arguments in preparation for a debate or discussion about the topic. They read about the history of drone strikes, view a...

Young pupils are introduced to the male reproductive system, the process of reproduction and conception through worksheets, discussion, and instructional guidance. 

It's a delicate balance—using technology to improve our lives while still protecting the environment, and ourselves, from the hazards of technology use. Class members examine statistics about the increase in media use, complete a survey...

If you need an array of worksheets to augment your science lessons, peruse a collection of assignments that is sure to fit your needs. With topics such as metric conversion, the scientific method, textbook features, research skills,...

Exports were the key to South Korea's industrial expansion. Until 1986 the value of imports was greater than exports. This situation was reversed, however, in 1986 when South Korea registered a favorable balance of trade of US$4.2...

This fascinating report describes the planned International Linear Collider, a particle accelerator, and explains how it will work and the scientific rationale behind it. Much of the material is presented in relatively easy to understand...

A glossary of more than 400 terms related to the study of ancient Egypt. Each term is accompanied by descriptive text and an image, and some have a video component.

Contains a summary of the U.S. foreign relations with Nicaragua during Carter's presidency. Focuses mainly on the U.S.'s monitoring of elections.

September 11 signaled the end of the age of geopolitics and the advent of a new age- the era of global politics. The challenge U.S. policymakers face today is to recognize that fundamental change in world politics and to use America's...

This resource provides information about Cuba's history and Castro's rise to power, the development of the relationship between Cuba and the USSR, a description of the events of the crisis, Kennedy's response to the discovery of Soviet...

This resource is a whitepaper, published by International Center for Leadership in Education, informing the reader how brain research relates to the three R's (Rigor, Relevance, and Relationship). Requires Adobe Reader. [PDF]

Discusses the background to establishing the League of Nations, its role in facilitating peace negotiations, and why it ultimately failed to prevent World War II. Explains why the United States never joined it and how the United Nations...

This site discusses the "human right to freedom from any distinction, exclusion, restriction or preference based on gender, race, color, national or ethnic origin, language, religion, political or other opinion, age, or any other status,...

This is a very extensive list of rhymes that "Occur frequently in discussions of poetry and critical writing, but not with absolute consistency." All have definitions, and many have examples. They are organized into five categories:...

This resource provides a definition of "intranet" from a comprehensive, user-friendly glossary of terms related to the internet.

This site looks at the history, locks, dimensions, ecology, international trade, and tourism related to the St. Lawrence Seaway in Canada.

Corning serves as a leader in optical fiber technology and this website provides information about the uses of optical fibers in medical imaging, communication, etc., as well as industry news and related resources.

Explore acute triangles with this handy reference guide. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.

Explores general country facts about Uruguay in a well organized chart form. Content includes: geography, people, government, economy, communications, transportation, military, and transnational issues. This site is enriched by links to...

Fascinating article recounts the vast contributions of the Puget Sound area to the war effort of World War II. Though this area was small and relatively underdeveloped, the natural resources and established businesses allowed many...

Investigate the daily struggle faced by many Afghan students seeking an education, and the danger faced by teachers and schools working to provide these children with an experience many Americans take for granted.