DIY Cardboard furniture That doesn't look like it's made from cardboard! We've had some great posts on cardboard furniture you can buy that doesn't LOOK like cardboard, but most DIY options resemble the brown recyclable stuff.
This is a DIY wall decor. I would pick a different design though. It is art foam (from any local arts and crafts store) with a textured, decorative paper glued on top. Use an X-acto knife to cut shapes, and mount the light weight art on your walls :)