There is a lot of great information at the Prepared Christian and I thought that the Top 15 downloads is a pretty good start. This should pass the time on a rainy afternoon.
There is some fantastic information. If you are not familiar with permaculture that is a no brainer. That subject alone can lead to a long discussion with anyone that walks the earth.
No matter where you are at in your preparations there is something you can find on that list the will improve your knowledge and skill set.