I love this idea. An envelope guest book. You just take a store-bought scrapbook/album and glue envelopes into it. Lay out colored pieces of paper for guests to jot notes down on, and then they can place them in the envelopes.
10 Wedding Shower Games and Activities: Create a sweet memory book for the bride-to-be. Set up a photo area where guests can have their photo taken with the bride or other guests at the shower. After taking a photo, have the guest fill out a card
Conversation Starter Guest Book Help wedding guests come up with the perfect words for you and your groom with these conversation-starting phrases printed on recipe-size index cards. Get the Conversation Starter Guest Book Template and How-To