I put in an IKEA chalkboard that I got at a thrift store. I made these coral and orchid (Pantone's color of the year happens to be orchid.) curtains with some mint ribbon trim.
We put down some carpet squares that we got from Wayfair. It was easy to stick to the basement floor and very affordable.
Here's a picture of some of the sheet rock halfway up in this space.
Steve dry walled and mudded everything. He did a great job!