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"Walter Wick is an award winning children's book author and photographic illustrator. His books include the best selling&amp;nbsp;&lt;strong&gt;I Spy &lt;/strong&gt;(photographer and co-creator) and &lt;strong&gt;Can You &amp;nbsp;See What I See?&lt;/strong&gt; series.&amp;nbsp;&lt;br&gt;&lt;p&gt;\u00A0&lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.walterwick.com/behind-the-scenes/levers-ramps-pulleys>