This is a good book and the only one in regards to PPS 2010:
There is a Virtual Lab you can check out:
http://denglishbi.wordpress.com/2010/11/18/sharepoint-2010-business-intelligence-virtual-lab/
And there are some free online videos you can check out as well:
I would definitely recommend checking out the PPS Teams blog as already mentioned.
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Dan English - http://denglishbi.wordpress.com