For the kid in all of us: DIY Invisible Ink. Secret messages all day!-for the Nancy Drew/mystery theme
Spy party - rub a charcoal pencil on scrap paper and have the kids press their thumbs in it and then onto an index card. Lift the image with tape and place on their ID badge.
spy party - great ideas: games, decorations (red and black!)...clues may be a little too hard for little kiddos.
More Spy Kid Birthday Party Ideas
Veronica Reeve Photography: A Spy Birthday Party
Secret Agent Party Place Cards.
Made by Jill: Spionnenfeestje