Woven paper craft is a nice way to recycle old newspaper and magazines. Sometimes it can be turned into some useful household stuffs, such as a storage box -- wonder if can make one large enough for kitty bed .
Check out info on resin casting. You have a mold, mix the resin with a catalyst. Whatever is in the mold gets embedded in plastic. - This link doesn't include info, but it's a reminder to go check out more info on resin casting