Builds math skills fast! MathShark presents a problem on the LCD screen, the student enters their answer, then gets instant feedback with lights and tones plus a message after each set. Help key provides additional clues for solving problems. Eight levels of difficulty in seven math skill categories: addition, subtraction, multiplication, division, fractions, decimals, and percents. Students of all ages can improve at their own pace with the timed, no-fail game strategy. converts to a full-function calculator at the touch of a button. Measures 9-1/2" x 5"
