Wife wanted a shoe rack for the closet... being the carpenter, let's just say I went a little overboard. Used 109 connectors and 120 feet of 1/2" PVC and a few hours. This thing is custom fit to hold 50 pairs of shoes and wraps around three walls of our walk in closet.
Zip Tie Dome Chicken Coop Doubles as Greenhouse - Animals - GRIT Magazine - I could build one of these myself for a greenhouse. It would need stakes and tie-downs to keep it from blowing away - looks like they are using a couple of concrete blocks.
Pedal go kart out of PVC pipe and bike parts. (PVC 2 Person Bike « PVC Innovation) I bought a bunch of PVC and connectors a few years ago and they had so much fun creating with it, we might try making these with the peanuts gang❤️