Sunflower House: fun to play in once the sunflowers grow tall! I have seen this done with on large square with side "rooms" and an entrance area. Fun for kids especially if they plant seeds and tend .making their own playhouses.
Mason Jar Lanterns Hanging Tea Light by TheCountryBarrel on Etsy - easy DIY! Small chain link, mason jars, decorative nonflammable filler and candles! Tap a hole with a nail for the chain to attach to the jar lid. And done!