URBANA - If weather or other factors keep children marooned at home during the Christmas holidays, University of Illinois Extension has some help to offer. "We have a number of websites that offer fun, interactive learning experiences for children and at the same time increase their knowledge of science and nature," said Jane Scherer, U of I Extension urban programs specialist.<br><br><a href='http://www.aces.uiuc.edu/news/stories/news3855.html' target='_blank'>http://www.aces.uiuc.edu/news/stories/news3855.html</a><br><br>