Kokoelma: World Book collection

World Book, Inc., (www.worldbook.com), a leading publisher of nonfiction children's book series, core reference, and digital learning platforms, has a licensing partnership with Ion Game Design to develop and market a line of board games under the World Book brand. For more than 100 years, World Book has been the world’s premier reference source, and stands for trust and expansive knowledge covering almost every subject imaginable.