9097 /www/nrich/html/content/id/9097/ 10 2012-09-07T11:19:27 <?xml version="1.0" encoding="UTF-8"?> <mdoxml version="1.0">This selection from the STEM resources is intended to include two or three relevant to the time of year, plus two or three random choices.<br></br> <br></br> <br></br> <br></br></mdoxml> 5 0 0 0 1 1 0 Header for Topical Stem