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	<title>Suneth Attygalle</title>
	<link>http://suneth.com</link>
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	<lastBuildDate>Tue, 29 Mar 2011 16:53:50 +0000</lastBuildDate>
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		<title>Ultrasonic Batgoggles</title>
		<description><![CDATA[Experiencing Echolocation &#8211; seeing with your ears Goal Teach the concept of echolocation &#8211; or &#8220;seeing by hearing&#8221; to children at science centers Abstract Sciencecenter displays often present a dichotomy between method (i.e mode/paradigm of interaction) and message (the idea to teach children). From my observations of children visiting sciencenters, the primary component of a [...]]]></description>
		<link>http://suneth.com/2008/05/ultrasonic-batgoggles/</link>
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