Soon-to-launch Trump Accounts are a new vehicle for long-term savings and investing geared toward children, but they are not the first of their kind. In 2007, thousands of families in Oklahoma were randomly selected to participate in a statewide college savings initiative. In many ways, Saving for Education, Entrepreneurship, and Downpayment for Oklahoma Kids, also known as SEED OK, offers a bird's-eye view of so-called child development accounts , or CDAs, and their potential. About half of