A teepee is the best thing you can make for your kids to improve their playtime. It provide a small cozy area protected from others. All kids like such private spaces. Besides the teepee isn’t too hard to sew. You need several pieces of pine to make a canvas, canvas drop cloth, ribbon and a tube of acrylic paint. Visit Racheldenbow for full instructions.
p.s. There is also similar but slightly different version of DIY kids play tent that we wrote about before.