GrammarForge

Meet the townsfolk who each keep one rule of grammar — then practice it yourself.

Level 1

Practice a skill

Five hands-on mechanics — the same ones in the iOS app. Tap, place, and build, with a hint whenever you get stuck.

Punctuation Missions Drop the right mark into the gap. · 14 challenges Style Editing Pick the strongest rewrite. · 14 challenges Clause Combining Join two ideas with the right conjunction. · 16 challenges Grammar Crimes Tap the word hiding the error. · 56 challenges Parts of Speech Sort Label every word’s part of speech. · 8 challenges

Choose a kit

Each kit is a short round of questions with hints when you need them. Your progress stays on this device.

Kit 1: Nouns, Verbs, Adjectives Sentence Diagramming · grades 4-5 · 25 questions Kit 2: Pronouns & Antecedent Agreement Grammar Crimes · grades 4-5 · 25 questions Kit 3: Subject-Verb Agreement Grammar Crimes · grades 6-7 · 25 questions Kit 4: Simple, Compound & Complex Sentences Clause Combining · grades 6-7 · 25 questions Kit 5: Commas & Semicolons Punctuation Missions · grades 6-7 · 25 questions Kit 6: Apostrophes: Possession & Contraction Punctuation Missions · grades 4-5 · 25 questions Kit 7: Verb Tense Consistency Style Editing · grades 6-7 · 25 questions Kit 8: Commonly Confused Words Style Editing · grades 6-7 · 25 questions Kit 9: Parallel Structure Clause Combining · grades 8-9 · 25 questions Kit 10: Modifiers: Dangling & Misplaced Grammar Crimes · grades 8-9 · 25 questions Kit 11: Critical Analysis & Evaluation Sentence Diagramming · grades 6-7 · 25 questions Kit 12: Integration & Review Sentence Diagramming · grades 7-8 · 25 questions Kit 13: Cross-Topic Connections Sentence Diagramming · grades 5-6 · 25 questions Kit 14: Real-World Applications Style Editing · grades 6-7 · 25 questions Kit 15: Misconceptions & Reasoning Grammar Crimes · grades 6-7 · 25 questions Kit 16: Advanced Synthesis Sentence Diagramming · grades 7-8 · 25 questions

Meet the cast

Mayor Subject · Verb Verity · Object Otto · Modifier Mike · Modifier Madge · Connector Chen · Pronoun Perry · Article Anne · Preposition Pat · Clause-Chief Carla · Punctuator Polly · Agreement Ada

Privacy & how it works