Take an empty coke bottle and fit it into a balloon. For adding a bit pop to this idea you could also decorate your balloon with beads, studs or design them with markers and glitters- after fitting the coke bottle.
Make your own custom cookie stamps with salt dough! I also wanted to pin this on "For the Littles" and "Eat It:Sweeties" but thought it was more Arty than anything. And I really want some shortbread (How To Make Clay Without Salt)