books.google.com - Lively, true-to-life stories offer valuable lessons which introduces basic economic concepts, and Smarty the Pig adds helpful tips and money advice throughout each title....https://books.google.com/books/about/Let_s_Trade.html?id=PWfe0_fVChkC&utm_source=gb-gplus-shareLet's Trade
Nancy Loewen has published many books for kids. She's a two-time Minnesota Book Award finalist (Four to the Pole and The LAST Day of Kindergarten) and the recipient of a Distinguished Achievement Award from the Association of Educational Publishers (Writer's Toolbox series). She holds an MFA from Hamline University in St. Paul. Nancy has two children and lives near Minneapolis. To learn more, visit www. nancyloewen.com.