Siegal originally wrote this book for his five children, but its easy-to-read concepts make it a convenient lesson plan for anyone. Consider it the education that you should have gotten in high school or college, but have the opportunity to pick up now for a few bucks. It features eight lessons with 99 principles that will quickly revamp your financial habits. You can read it in one sitting, or pick it up and put it down when you have time in your busy schedule.