$19.99 The Happiness Project: Or, Why I Spent a Year Trying to Sing in the Morning, Clean My Closets, Fight Right, Read Aristotle, and Generally Have More Fun By Gretchen Rubin
$16.00 Better Than Before: What I Learned About Making and Breaking Habits—to Sleep More, Quit Sugar, Procrastinate Less, and Generally Build a Happier Life By Gretchen Rubin
$14.99 The Happiness Project Mini Posters: A Coloring Book–20 Hand-Lettered Quotes to Pull Out and Frame By Gretchen Rubin and Clairice Gifford