Math Ninja HD

Use your math skills to defend your treehouse against a hungry tomato and his robotic army in this fun action packed game! Choose between ninja stars, smoke bombs, or ninja magic - and choose your upgrades wisely! * Works on your iPhone, iPod Touch, and iPad - buy once, works everywhere! * Action-packed strategy in the castle defense genre! * The primary goal is to have fun - but you'll also greatly improve your Math skills along the way! * Choose your weapons - from ninja stars to fire magic - and upgrade their power along the way! * Humorous story starring the ever-hungry Tomato-San, who is building a robotic army to steal your tasty math treasure! * Math options are fully customizable -…