When cabin fever starts setting in and the kids are bouncing off the walls, one of our favorite things to do is to build a fort. Whether it’s made with a pile of blankets or a mess of cardboard boxes, it’ll capture kids’ imaginations for hours. Click through the slideshow below to take your fort-making skills to the next level.

An Indoor Igloo

Got milk? Well, it might take a while to gather enough cartons to replicate this creation by RePlay Report, so get drinking. In addition to teaching your kids about recycling, it’ll make the perfect reading nook for mini bookworms. To learn how it’s made, click here.

photo: RePlay Report

Got any fort building tips to share? Let us know in the Comments below.

— Christal Y & Susie Foresman