Here are a few Kindle eBooks that are free at time of post. Keep in mind that prices flip fast on Amazon so be sure to check the current price before purchasing.
Cleaning And Organizing: FAST! The Ultimate Guide to Organize, Clean & Keep Your House in Mint Condition (Cleaning, Cleaning House, Organizing, Organization, … Clutter, Simplify, Minimalism, Housekeeping)
Salads To Go is Free again. This is the second time I’ve seen it being offered for that.
Remember, you don’t need a Kindle to read these as you can download an App via cell phone, PC, Mac, etc.