9645 /www/nrich/html/content/id/9645/ 10 2012-11-12T11:31:51 <?xml version="1.0" encoding="UTF-8"?> <mdoxml version="1.0">Here are a collection of investigations that make use of cubes. They are at different levels within the Primary School age groups.</mdoxml> 2 0 0 0 0 0 0