Change Maker: An educational game where the player must calculate the change given for a money purchase. Currencies from the United States, Canada, Australia, United Kingdom, and Mexico are available.Counterfeit Detection: Simple guide to determining whether various types of U.S. currency are real or fake.History and Photo Catalog of World Paper Money: Contains images of old and recent world paper money listed by countries. Discover nature and history of the world currency through the designs and graphics.Japanese Money: Shows what coins and bills look like in Japan.Money Central Station: Interactive games, money counting exercises, and trivia questions about money.Teach R Kids: Money: A series of exercises for kids in Grades One, Two and Three. Conversions, additions and subtractions are illustrated using dollars and cents.