Making the most of scrap wood left overs. Here is a use for 3/4 inch thick plywood, but any thickness will do. About 3 inches in diameter. That dimension will fluctuate as you choose your parts, progress with your glue up and sanding.
These are for sale, $35 per set of 3.
A simple project made of scrap wood. Make use of short pieces, stack, glue in place, and paint to decorate as you like. I suggest drilling the holes first before gluing together.