Dining table playhouse...this item is pictured in an Etsy shop (it's sold), but I think you could fairly easily recreate it. The key elements are the windows and the door. You can buy the clear acrylic at a fabric or home improvement store for the windows.
Child Toddler Kid's Play Teepee/Tent by LittleBirdsBoutique. Summer is rolling round and this might just end up in my yard!
How to set up toys so your kids will play with them! i feel like i should pin this and read later for our playroom at work lol