$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.
Letter identification game. You could also make this with shapes, numbers, etc.
Bike Pump Keychain by thisisabikepump: The key chain that allows you to connect and fill your bike tire with any common type "A" industrial
'Cuma' and 'Cross' by Takehiro Ando are felt modules which you can connect as you wish for decorative purposes or for partitions etc. via