XKD 5081 - Math Magic 8 Contact Hours (Offered as needed) Do you want to have some fun doing tricks on people with numbers? I know, it is not easy to think of math and fun at the same time. Not only can you have fun, you can make people think you are a "psychic" or a "hypnotist". In this class, learn cool tricks you can do and faster ways to do computations like additions, subtraction, multiplication, etc.