Practice multiplying fractions En garde math game, 3rd, 4th, 5th, 6th grade children. Math En garde interactive online fun game. This game is an interactive online test for children to practice their skills on multiplying fractions. Each game has multiple choice answers to problems. These games are suitable homeschool and classroom practice for children in Kindergarten, 1st, 2nd, 3rd, 4th, 5th, 6th and 7th grades. Click start and begin practicing.