Timed Flashcards See how many math problems you can solve in one minute
          Flashcard Sets How long does it take to solve a randomized set of math flashcards?
          Geometric Matching Test your memory and knowledge of basic geometric shapes
          Divisibility Rules Knowing your divisibility rules can come in handy
          Math Invaders Have a little fun by taking out space dudes with math answers
          U.S. Capitals Do you know your state capitals?  You will after a few rounds