While Walmart sells indoor pool tables, they do not sell outdoor pool tables. However they do have indoor/outdoor tennis tables. They also sell covers for their indoor pool tables.
Wal-Mart actually DOES sell outdoor cushions. These can typically be located in the "lawn and garden" portion of your local Wal-Mart facility, or can be purchased at the company's website.
For sure, Walmart sells changing tables.. Prize range starts from 50$ and self assembling also not that hard. You can order it in online also, and they will ship the product to the respective store...
Walmart pretty much sells anything one needs for lighting. I would go to your local Walmart and ask a salesperson to help you find the section with the lighting.
You definitely want to cover your outdoor pool table because nature is not going to protect it for you. Bugs, birds, rain, etc will all damage the top so you need to put something on it.
If a table is easily portable, can withstand numerous weather conditions, or is manufactured by a nature company, then it is an outdoor table. Indoor tables are also made for decoration, whereas...