One of the classes I took last year had us make a cardboard "canvas" from cereal boxes. To be honest I had little faith in them so I let them 'hang out' in my craft area and suffer some injustices before I started decorating them. Turns out that they are TOUGH and I really like the irregular nature of a hand-formed oval. What do you think?
Here's the back so you can see how I did it:
I made a little series of these and will be sharing more tomorrow.