Tweens can explore science and magic at the Moore Public Library in Tacoma, Wash. http://www.tacomapubliclibrary.org
The Orlando Science Center in Florida hosts a “Neanderthal Ball.” Cocktail dress with caveman couture. http://www.osc.org
Entry deadline for teen whiz kid competition, the 2010 Intel Science Talent Search. http://www.societyforscience.org/sts
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