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	<title>CensusAtSchool &#187; Range</title>
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	<link>http://www.censusatschool.org.nz</link>
	<description>New Zealand Census at School</description>
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		<title>Masterpiece 2</title>
		<link>http://www.censusatschool.org.nz/classroom-activities/masterpiece-2/</link>
		<comments>http://www.censusatschool.org.nz/classroom-activities/masterpiece-2/#comments</comments>
		<pubDate>Mon, 16 Jun 2008 00:02:01 +0000</pubDate>
		<dc:creator>Joanne Woodward</dc:creator>
				<category><![CDATA[B]]></category>
		<category><![CDATA[C]]></category>
		<category><![CDATA[Classroom activities]]></category>
		<category><![CDATA[D]]></category>
		<category><![CDATA[Deal with uncertainty and variation]]></category>
		<category><![CDATA[E]]></category>
		<category><![CDATA[Exploring and using patterns and relationships in data]]></category>
		<category><![CDATA[Investigating]]></category>
		<category><![CDATA[Level 4]]></category>
		<category><![CDATA[Level 5]]></category>
		<category><![CDATA[Level 6]]></category>
		<category><![CDATA[Make predictions]]></category>
		<category><![CDATA[S4-1]]></category>
		<category><![CDATA[S5-1]]></category>
		<category><![CDATA[S6-1]]></category>
		<category><![CDATA[Thinking]]></category>
		<category><![CDATA[Cluster]]></category>
		<category><![CDATA[Comparisons]]></category>
		<category><![CDATA[Describing distribution shape]]></category>
		<category><![CDATA[Dot plots]]></category>
		<category><![CDATA[Middle range]]></category>
		<category><![CDATA[Range]]></category>
		<category><![CDATA[Ratios]]></category>
		<category><![CDATA[Scatter plots]]></category>
		<category><![CDATA[Statistical investigation process]]></category>
		<category><![CDATA[Variability]]></category>

		<guid isPermaLink="false">http://www.censusatschool.org.nz/?p=170</guid>
		<description><![CDATA[Leonardo da Vinci (1452-1519) was a scientist and an artist. He thought that the span of someone’s arms was equal to their height. Why do you think he was interested in working out body proportions? Do you think Leonardo’s theories still work today? Was Leonardo’s theory that a person’s height is equal to their arm [...]]]></description>
			<content:encoded><![CDATA[<div style="float: right;"><img src="/2005/images/vitruvian.jpg" alt="Leonardo's Vitruvian" /></div>
<p>Leonardo da Vinci (1452-1519) was a scientist and an artist. He thought that the span of someone’s arms was equal to their height.  Why do you think he was interested in working out body proportions?</p>
<p>Do you think Leonardo’s theories still work today?</p>
<p>Was Leonardo’s theory that a person’s height is equal to their arm span true for New Zealand students in 2007?</p>
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