Grammar Ninja is an engaging iPhone game that challenges players to become the ultimate ninja master by throwing ninja stars at words hidden in grammatically correct sentences. Developed by Greg Lieberman, this free game is perfect for those who want to sharpen their grammar skills while having fun.

In Grammar Ninja, players are presented with a series of sentences, each containing a hidden word. Using their grammar knowledge, players must identify the word that doesn't belong and throw a ninja star at it. The game progressively becomes more challenging as players advance through different levels.

The game's intuitive interface and captivating graphics make it easy to navigate and visually appealing. With its addictive gameplay and educational value, Grammar Ninja is a must-have for grammar enthusiasts and anyone looking to improve their language skills.

Overall, Grammar Ninja is a fun and educational game that combines grammar exercises with the excitement of ninja action. Whether you're a grammar nerd or simply looking for an entertaining way to improve your language skills, Grammar Ninja is the game for you.