The Science of Getting Rich is a success classic book in the public domain written by Wallace D. Wattles in 1910. Wattles' work is considered a philosophy of Mental Science or Mind Science which may have preceded the New Thought movement. The Science of Getting Rich was credited by Rhonda Byrne as one of the inspirations for her popular 2006 film and 2007 book The Secret.v
The book precedes Napoleon Hill and Think and Grow Rich.