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Al-Qaeda

Osama bin Laden's Network of Terror by Laura Hayes, Borgna Brunner, and Beth Rowen Al-Qaeda's leader, Osama bin Laden Related Links Remembering September 11 Al-Qaeda…

poliomyelitis

(Encyclopedia) poliomyelitispoliomyelitispōˌlēōmīˌəlīˈtĭs [key], polio, or infantile paralysis, acute viral infection, mainly of children but also affecting older persons. Historically, there were…

DK Science: Energy

POTENTIAL ENERGYKINETIC ENERGYCHEMICAL ENERGYFIND OUT MOREScientists define energy as the ability to do work. Energy makes things happen. The energy in sunlight makes plants grow, the energy in…

Weather: Putting the Machines to Work

Putting the Machines to WorkWeatherPrediction by NumbersRichardson's ExperimentPutting the Machines to Work One of the great contributions to the second Renaissance in meteorology was mathematician…

Cool Computer Software

Liberty’s Kids (The Learning Company)As a reporter for the Philadelphia Gazette, you interview the major players in the American Revolution, gather facts and quotes and write your own front-page…

The Southwest

Source: The U.S. Department of State The Southwest differs from the adjoining Midwest in weather (drier), population (less dense), and ethnicity (strong Spanish-American and Native-American…

Sam's Time Travel Essay

Sam witnesses the parting of the Red Sea and other miracles   Related Links Moses How to Write a Five Paragraph Essay…

Writing Well: Stop, Thief!

Stop, Thief!Writing WellIn the End ZoneCredit Given HereStop, Thief!Light at the End of the Tunnel As you learned in “Paper Chase,” you write a research paper to argue a thesis. To do so, you cite…