onset

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Smallpox: In Two worlds: Prehistory, contact, and the Lost Colony, page 5.4; Smallpox is a serious, contagious, and sometimes fatal infectious disease caused by the variola virus. Historically, smallpox had a mortality rate of as much as 30 percent. In the Americas, it killed as much as 90 percent of the indigenous population after contact with Europeans introduced the disease. Smallpox is now eradicated after a successful worldwide vaccination program.; Format: article

Gifted?: It is important for gifted children to be with other gifted children, the more often the better.; By Cathy Kroninger.

Play with purpose: Electronic whiteboards make the internet an active communication vehicle of engagement and learning.; By Jace Hargis and Tuiren Bratina.

Diseases: A brief guide to causes, symptoms, history, and treatment: Since the beginning of human existence on the planet, diseases have played a significant role in the events of every era. This brief listing of some of the most notorious diseases explains their causes, symptoms, history, prevention, and treatment, and provides links to further information.; Format: article; By Emily Jack.

The initial consonant sound or blend of sounds in a word.

See also rime, cloze activity.