Ah, the joys of childhood — it’s the simple time in life where all it takes is a cardboard box to make you incredibly excited and entertained for hours on end. And if you throw in a couple of sheets ...

[Photo: TigrisLi on Instructables] Remember the stupid-yet-awesome cardboard scratching post turntable for cats? Well, clever cardboard creations for your beloved feline don’t end there. If you have a ...