Math Shark

Math Shark quizzes you on addition, subtraction, multiplication, division, fractions, decimals, and percents. The problems are clearly displayed on the LCD screen.  In each category there are 8 skill levels. Lights and sounds provide motivation and instant feedback of answers. Has a timed, no-fail game format. Also converts to a calculator. 

Requires 2 AA batteries (not included).

For grades 1 and up.