Grade Level: 6,7,8,9,10,11,12. Interest Level: N/A. Reading Level: N/A. Perfect students' grammar with this colorful board game that gets students to correctly identify and correct common grammatical errors. Over 800 sentences, at three levels of play, cover mistakes in the usage of adjectives, adverbs, subject-verb agreement, superlatives, gerunds, infinitives, prepositions, and more. 2-6 players.