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 - download once, works everywhere!
✔ Action-packed strategy in the castle defense genre! You'll have so much fun you won't even realize you're learning Math!
✔ 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 - disable/enable operations, or even toggle number ranges to practice!
✔ Great for all age groups, from 6-99.

Say goodbye to boring flash cards - and hello to Math Ninja!

★★★★★ "Cat-bots? Giant tomatoes? This is a job for Math Ninja!" --whatsoniphone.com
★★★★★ "My seven year old daughter is thoroughly enjoying the Math Ninja app. It combines an arcade style game with math practice and it does it in a way that's a lot of fun." --theiphonemom.com
★★★★★ "Math Ninja does a great job of balancing video game play with testing math skills into a cute and fun application." --geardiary.com

Note: If you like the free version of Math Ninja, you'll love the full version! The full version has 18 action packed levels, full weapon upgrades, and the epic conclusion to the story!

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