Practice math facts anywhere with this engaging handheld game. MathShark offers quizzes at eight different skill levels in addition, subtraction, multiplication, division, fractions, decimals, and percentages. Motivates math learning Improves problem-solving recall. Encourages independent, parent-free learning Portable electronic math game that keeps kids motivated to learn math LCD screen clearly displays problems horizontally and vertically and gives immediate feedback Switches to a full-function calculator with the touch of a button. Requires 2 AA batteries (not included).