If we ever have a playroom. I like the idea of using a tension rod between the two shelves for a curtain to create a stage for puppet shows or talent performances or hide things before company comes over! Plus I'm pretty sure everything here is from IKEA!
PVC pipe fort - My husband and I just put this kit together for our grandson. We included picnic-size tarps with hooks to cover the sides, leaving the roof and front to his ingenuity. We left it with him and his parents to put together. It was a huge hit!