It was the primary fighter of the fleet until Fulmars were introduced in late 1940, and it was retained on ARK ROYAL until winter 1941 to be used as a dive bomber. It is absolutely necessary for any Norwegian Campaign scenarios, and equally necessary for 1940 Mediterranean scenarios.
Here are two recent, excellent books on the Skua:
http://www.pen-and-sword.co.uk/?product_id=1277
http://www.hyperscale.com/2007/revie...reviewbg_1.htm
and a very good model:
http://www.hyperscale.com/2007/revie...reviewbg_1.htm