Cat toys made from toilet paper rolls. I have to try this since our Zoe loves TP rolls already.
Sisal Cat Tree by CatastrophiCreations on Etsy
Make a quick and easy DIY scratching post for your cat with just a few materials!
DIY Cat Toy: How To Make A Self Petting Station - DIY Gift World
Easy DIY Cat Scratcher | Self-Petting Station for Cats by DIY Ready http://diyready.com/best-diy-pet-projects-to-keep-your-furry-friends-happy/
self scratch, 'brush' stations - I should do this for my dog! Mehr
Caramel Cat or Kitten Bed / Cat Tunnel / by CatFurnitureBoutique
The Kitten Cubes are built for kittens or small cats. Built with health and fun in mind, this handmade scratch post will look great anywhere.