With the coldest time of year quickly approaching, parents begin to worry about how to entertain their children indoors. What better way than a good old-fashioned fort? And if you don’t want to give up your entire living space to sheets and clothespins, take it one step further and go for a ‘fort bed’. Whether it’s a tent, teepee, or just a big cardboard box, it’s sure to be a hit with the little ones.