Cardboard box toy car village.
Who needs matchbox cars? Spend that rainy day making a collection of cardboard box vehicles for your kid's stuff animals.
Cardboard Box Tunnel: If you've got an old box and a tot who loves all things that go, then this cardboard box tunnel is for you! Source: Celebrate Every Day With Me
Fabric covered Fed Ex boxes!
Learn how to make these cute and simple DIY frame shelves! Such a great way to reuse old frames or to dress up frames.