Painting party for kids.what a cute birthday party idea! these are large cardboard boxes.
Glow in the dark beach ball volleyball - fugitive - 10 of the best outdoor summer night games for kids from Tips From a Typical Mom.
"Baby It's Cold Outside" First Birthday Party by Brooklyn Limestone. Especially love the hot cocoa bar and marshmallow tree.
10 super fun outdoor party games for your next summer birthday party!
MOVIE NIGHT - This would be great to do with a movie screen set up in the backyard at night. Watching a movie outside is always more fun.