2 of 2 people found the following review helpful
so simple and it works,
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This review is from: The Happiest Baby Guide to Great Sleep: Simple Solutions for Kids from Birth to 5 Years (Kindle Edition)
Have been applying the tips on my one month old, and she has gone from a howler to a happy smiley baby almost overnight, the two top tips are swaddling and playing white noise in the night - always knew this but didn't take it up seriously enough before reading the book and learning the merits of the 5 S's.