End your party with a bang by giving guests Minion Goodie Jars. Forget what's inside, your friends will go nuts for the adorable minion jars that they can keep in their rooms. Mason jar crafts are great party favors.
Bottle Bank via Martha Stewart: transform a used plastic bottle into a cute piggy bank. Could use same idea to made little containers for kids to store their collections too (use bottle with wider opening and don't make slot)