Geometry puzzle… August 15, 2011 by Rogan Tinsley Leave a comment A bear leaves his home. He walks 20km South, then 20km East and then 20km North. He finds that he is home! What colour is the bear? Need a clue? Read this http://education.theage.com.au/cmspage.php?intid=147&intversion=97 Share this:TwitterFacebookEmailLike this:Like Loading... Related Author: Rogan Tinsley Biology, science and maths teacher with a PhD in Neuroscience and passion for education.