There is an interesting talk on Papervision at the Blender conference:
Finally there is a way to get 3D into Flash, from Blender (or another program such as 3DsMax), with Animation! It's a tool called Cast3D.
Check out this:
You can download the Papervision 3D component for Flash CS3 from here:
I thought this was a very cool demonstration of the fluid capabilities of Blender. It shows a "magician" character, who "magically" conjures the water into different shapes:
Some links to free 3D models, that are compatible (.blend file, or can be imported) with Blender:
I came accross some more Blender 3D tutorials, that I thought were pretty good for beginners (they show pretty well how to use the interface):
Also, here are some more Blender video tutorial links: