BBC iPlayer - Numberjacks: Series 1 Series for four and five-year-olds in which animated numbers solve mathematical problems 2009-11-30T08:49:38Z tag:feeds.bbc.co.uk,2008:/iplayer/feed/programme_set/b006mhcp BBC http://www.bbc.co.uk Numberjacks: Series 1 tag:feeds.bbc.co.uk,2008:PIPS:b006mhcp 2009-10-20T09:45:30Z Series for four and five-year-olds in which animated numbers solve mathematical problems Comedy adventure series, aimed at four and five-year-olds, in which animated numbers solve mathematical problems in the real world, with input from real children Numberjacks: Series 1 Comedy adventure series, aimed at four and five-year-olds, in which animated numbers solve mathematical problems in the real world, with input from real children 9100001 9100004 9200002 9200037 9200999 CBeebies