The Tidy-Cat 27 lb. plastic container with the handle, when empty, and washed out, makes a really sturdy catch all for small toys to store! I've got 3 of them for the grandkids and they love them! And they are not too heavy to carry around, either.
By adding drainage holes to kitty litter tubs you can make several large, shallow planters inexpensively. This is a page about use kitty litter tubs as garden planters.