And I have made many with discarded CDs like these:
I've used trays and baskets as well. Two weeks ago DH & I were wandering in a "junk" store. Now it wasn't junk as in garbage, but just a bit of everything from art to lamps to dog food and spaghetti strainers. You never know what you'll find. I found wood plaques with great,whimsical pictures on them and said "Clocks". I bought 2 and almost immediately wished I got more since the price was more than great! Went home, made the clocks, listed and yes, sold immediately. So I thought to go back and get some more. Mind you when I was there the 1st time, there were dozens. This store is easily the size of a football field so I walked and walked and walked until I finally found 3, just 3 left and not the adorable ones I bought which are here:
The lesson in this story: When you see it, stock up!!!