Here are some of the resources that I have found online about lapbooking. THere are lots of other places I'm sure, but this will give you somewhere to start from if you are intersted in making your own.
Literature Amidst Roses
Cay Gibson's wonderful site about lapbooking (and if you have time, check out her blog too)
A good general overview of lapbooking, with lots of links
What is Snow
Scrapbooking to Learn
Beautiful looking site with lots of information.
Sophia Christian Academy Lapbooks
One mother's website of the lapbooks she's done with her children