Look up a fancy milkshake recipe. Invite a friend over for a milkshake party!
Ding Dong Ditch Donuts to a neighbor!
Send someone you know (who would love to hear from you) a card or handwritten letter today.
Make goody bags and pass them out in your neighborhood.
Make a fun piece of artwork or doodle something. Or, pick something that you have already done. Send it to a grandparent just for fun.