$13 Makedo Freeplay kit. Allows you to connect cardboard boxes to make forts, sculptures, etc.
Products I Lovey
How to make a traffic light out of cardboard boxes...love this. Also how to make cardboard car, gas tank, etc. Fun site.
Caught my eye
Sets for a Film Ill Never Make: The Unbelievably Intricate Cardboard Sculptures of Daniel Agdag sculpture paper cardboard
Drive-in movie night - make "cars" out of cardboard boxes - what kid doesn't love boxes??
Storage boxes can be a little expensive, especially if you need alot of them - recycling cardboard boxes might just be the trick!
Beautiful wrapped containers...Use the empty cardboard boxes from foil, saran wrap, etc. for cookie carriers- perfect for your christmas cookie exchange parties
For The Home.
DIY how to make cool cardboard toys for kids - mailbox, guitar, boat, oven, puppet theater, castle, playhouse, etc
Organization and Crafts
Everything you could ever hope to make out of a cardboard box - creative!
This simple woodworking jig allows you to cut spline slots in the corners of your boxes for stronger, longer-lasting miter joints.
Cardboard Box Oven… Did you know that you can make a cardboard box into an oven that works just as well as your oven at home? You can!
Bike Pump Keychain by thisisabikepump: The key chain that allows you to connect and fill your bike tire with any common type "A" industrial