Board, 2x6 x however high you want to reach. Qty 2 Board, 2x4 x however wide you want it. Qty 4 Dowel rods. Drill. Screws. Angle brackets.
Optional: Small children to helphold lose parts and play swords with the dowel rods.
Drill holes all the way through the 2x6s about 2.5 inches apart wood short distance and 5 inches apart long direction. Run dowel rods between side panels and put a screw into the end of the dowel rods to open it up a bit for a friction fit.
Did one of these years and years ago for CDs. Wish it made the move.
Like this, but the bars under the discs would be closer together.