Easel cards are my VERY favorite cards to make. Recently I made a couple using Cookbookin's Halloween Goodies collection.
Yes, there he is again, my happy little ghost friend. I just LOVE him!!! The party block is from the Halloween Carving sheet. It really just says Halloween, I added the PARTY with black letter stickers.
She has this nifty instruction sheet up on her site but basically you just need to have your paper fit one of these square dimensions:
3.25", 5", 6.75", 8.5", 10.25" or 12"
It's that simple!