Sentence Ninja

What it is and what you do with it: an app for sentence and grammar skills practice (sentence structure).

Drag words to create grammatically correct phrases or sentences.

39 difficulty levels, 6 groups (Phrases, Sentences, Question Format, Negation, Advanced Sentences, Complex Sentences).

What we liked: the concept. Excellent educational value. Excellent set of features (including auto progression, color coded clues, narration and spoken instructions, data synchronization multiple student accounts with detailed reports and more). Excellent customization options.

What we didn't like: minor usability/navigation issues.

Appysmarts