For our Harry Potter Mystery Dinner Party, we had to have a Platform 9 3/4...so after a little thinking this was the easiest idea I could come up with.
This was a really simple project and very inexpensive project.
I went to the dollar store and bought a black plastic table cloth,
a set of sponges, and some dollar paint at Walmart. (Country Barn Red, Craft Paint)
The whole process took me about 45 min, but I was watching a movie as I worked.
So it definitely slowed me down, but I would say it should still take about half an hour, unless you can get someone to help sponge at the same time.
Here are the Instructions: