The Mouse who saved Egypt will be published by Tradewind Books in July 2011 in the US and Canada, September 2011 in the UK. Tradewind are small but publish interesting stuff and have a fab typographer!
Also I can announce that School for Princes, written by Jamila Gavin and published by Frances Lincoln, was released on sale earlier this month. I've had a sample copy, and it is looking good! Here is the cover:
Check out more of Bee's work on Frances Mckay's website
Bee Willey