Online
Since
2000

Let's get started!
Browse the lessons for free.

Learn more about the English language and improve your writing with our online grammar lessons. Select from any of the modules to start an engaging and easy-to-follow exercise.

Copyright © 2016
Cingletree Learning, LLC.
All rights reserved.

  1. 1. Nouns

    1. Pretest: Nouns
    2. Lesson 1: What Is a Noun?
    3. Lesson 2: Common and Proper Nouns
    4. Lesson 3: Singular and Plural Nouns 1
    5. Lesson 4: Singular and Plural Nouns 2
    6. Lesson 5: Irregular Plural Nouns
    7. Lesson 6: Compound Nouns
    8. Lesson 7: Collective Nouns
    9. Lesson 8: Possessive Nouns
    10. Lesson 9: Classifying Nouns
    11. Review: Nouns
    12. Posttest: Nouns
    13. Start learning about
      Nouns

  2. Testimonials

    "... I am very happy to have discovered English Grammar 101."- Florida Teacher

    "... very excited about all the improvements!"- Maine Teacher

    English grammar

    2. Pronouns

    1. Pretest: Pronouns
    2. Lesson 1: Personal Pronouns
    3. Lesson 2: Cases of Personal Pronouns
    4. Lesson 3: Challenging Uses of Cases
    5. Review: Pronoun Cases
    6. Quiz: Pronoun Cases
    7. Lesson 4: Reflexive and Intensive Pronouns
    8. Lesson 5: Interrogative Pronouns
    9. Lesson 6: Demonstrative Pronouns
    10. Lesson 7: Relative Pronouns
    11. Lesson 8: Indefinite Pronouns
    12. Review: Types of Pronouns
    13. Quiz: Types of Pronouns
    14. Lesson 9: Pronoun Agreement
    15. Lesson 10: Challenges in Pronoun Agreement
    16. Lesson 11: Indefinite Pronoun Agreement
    17. Review: Pronoun Agreement
    18. Quiz: Pronoun Agreement
    19. Review: Pronouns
    20. Posttest: Pronouns
    21. Start learning about
      Pronouns

  3. 3. Verbs

    1. Pretest: Verbs
    2. Lesson 1: Action Verbs
    3. Lesson 2: Helping Verbs
    4. Lesson 3: Linking Verbs
    5. Lesson 4: Action vs. Linking Verbs
    6. Lesson 5: The Verb To Be
    7. Review: Types of Verbs
    8. Quiz: Types of Verbs
    9. Lesson 6: Principal Parts of Verbs
    10. Lesson 7: Irregular Verbs
    11. Lesson 8: Tenses of Verbs
    12. Lesson 9: Shifts in Verb Tense
    13. Lesson 10: Idiomatic Verbs
    14. Lesson 11: Active vs. Passive Voice
    15. Lesson 12: Moods of Verbs
    16. Review: Using Tenses
    17. Quiz: Using Tenses
    18. Lesson 13: Agreement of Verbs
    19. Lesson 14: Challenges in Verb Agreement
    20. Lesson 15: More Challenges in Verb Agreem...
    21. Lesson 16: Difficult Verbs: Lie/Lay
    22. Lesson 17: Difficult Verbs: Sit/Set
    23. Lesson 18: Difficult Verbs: Rise/Raise
    24. Review: Agreement and Difficult Verbs
    25. Quiz: Agreement and Difficult Verbs
    26. Review: Verbs
    27. Posttest: Verbs
    28. Start learning about
      Verbs

  4. 4. Sentence Parts

    1. Pretest: Sentence Parts
    2. Lesson 1: Simple Subjects
    3. Lesson 2: Simple Predicates
    4. Lesson 3: Challenging Subjects
    5. Lesson 4: Compound Subjects and Predicates
    6. Lesson 5: Complete Subjects and Predicates
    7. Review: Subjects and Predicates
    8. Quiz: Subjects and Predicates
    9. Lesson 6: Direct Objects
    10. Lesson 7: Challenges with Direct Objects
    11. Lesson 8: Indirect Objects
    12. Lesson 9: Subject Complements
    13. Lesson 10: Object Complements
    14. Lesson 11: Distinguishing Between Objects...
    15. Lesson 12: Classifying Verbs
    16. Review: Objects and Complements
    17. Quiz: Objects and Complements
    18. Review: Sentence Parts
    19. Posttest: Sentence Parts
    20. Start learning about
      Sentence Parts

  5. 5. Modifiers: Adjectives and Adverbs

    1. Pretest: Modifiers: Adjectives and Adverbs
    2. Lesson 1: Adjectives
    3. Lesson 2: Different Types of Adjectives
    4. Lesson 3: Compound Adjectives
    5. Lesson 4: Order of Adjectives
    6. Review: Identifying Adjectives
    7. Quiz: Identifying Adjectives
    8. Lesson 5: Adverbs Modifying Verbs
    9. Lesson 6: Adverbs Modifying Adjectives
    10. Lesson 7: Adverbs Modifying Other Adverbs
    11. Lesson 8: Special Types of Adverbs
    12. Lesson 9: Adjective versus Adverb
    13. Review: Identifying Adverbs
    14. Quiz: Identifying Adverbs
    15. Lesson 10: Comparing with Adjectives and ...
    16. Lesson 11: Challenging Comparisons
    17. Lesson 12: Challenging Adjectives and Adv...
    18. Lesson 13: Common Mistakes and Dangling M...
    19. Review: Using Adjectives and Adverbs
    20. Quiz: Using Adjectives and Adverbs
    21. Review: Modifiers: Adjectives and Adverbs
    22. Posttest: Modifiers: Adjectives and Adverbs
    23. Start learning about
      Adjectives & Adverbs

  6. 6. Prepositions

    1. Pretest: Prepositions
    2. Lesson 1: Prepositions and Prepositional...
    3. Lesson 2: Compound Prepositions and Comp...
    4. Lesson 3: Preposition versus Adverb
    5. Lesson 4: Adjective Prepositional Phrases
    6. Lesson 5: Adverb Prepositional Phrases
    7. Lesson 6: Prepositional Phrases as Nouns
    8. Review: Prepositional Phrases
    9. Quiz: Prepositional Phrases
    10. Lesson 7: Layered Prepositional Phrases
    11. Lesson 8: Adjective or Adverb Prepositio...
    12. Lesson 9: Placement Problems and Danglin...
    13. Lesson 10: Troublesome Prepositions
    14. Lesson 11: Commas with Prepositional Phra...
    15. Lesson 12: Idiomatic Verbs
    16. Review: Working with Prepositional Phr...
    17. Quiz: Working with Prepositional Phr...
    18. Review: Prepositions
    19. Posttest: Prepositions
    20. Start learning about
      Prepositions

  7. 7. Conjunctions and Interjections

    1. Pretest: Conjunctions and Interjections
    2. Lesson 1: Coordinate Conjunctions
    3. Lesson 2: Correlative Conjunctions
    4. Lesson 3: Parallel Ideas
    5. Lesson 4: Conjunctive Adverbs
    6. Lesson 5: Subordinating Conjunctions
    7. Lesson 6: Other Words that Act as Conjun...
    8. Lesson 7: As/As if Versus Like
    9. Lesson 8: Interjections
    10. Review: Conjunctions and Interjections
    11. Posttest: Conjunctions and Interjections
    12. Start learning about
      Conjunctions & Interjections

  8. 8. Verbals and Phrases

    1. Pretest: Verbals and Phrases
    2. Lesson 1: Verbals
    3. Lesson 2: Participles and Participial Ph...
    4. Lesson 3: Restrictive and Nonrestrictive...
    5. Lesson 4: Misplaced Participial Phrases
    6. Lesson 5: Gerunds and Gerund Phrases
    7. Lesson 6: Infinitives and Infinitive Phr...
    8. Lesson 7: Classifying Verbals and Verbal...
    9. Review: Verbals
    10. Quiz: Verbals
    11. Lesson 8: Appositives and Appositive Phr...
    12. Lesson 9: Restrictive and Nonrestrictive...
    13. Lesson 10: Absolute Phrases
    14. Review: Appositive and Absolute Phrases
    15. Quiz: Appositive and Absolute Phrases
    16. Review: Verbals and Phrases
    17. Posttest: Verbals and Phrases
    18. Start learning about
      Verbals & Phrases

  9. 9. Clauses

    1. Pretest: Clauses
    2. Lesson 1: What is a Clause?
    3. Lesson 2: Adjective Clauses
    4. Lesson 3: Restrictive and Nonrestrictive...
    5. Lesson 4: Adverb Clauses
    6. Lesson 5: Noun Clauses
    7. Lesson 6: Classifying Dependent Clauses
    8. Review: Clause Types
    9. Quiz: Clause Types
    10. Lesson 7: Kinds of Sentences / Sentence ...
    11. Lesson 8: Simple and Compound Sentences
    12. Lesson 9: Complex and Compound-Complex S...
    13. Lesson 10: Classifying Sentences
    14. Lesson 11: Run-On Sentences and Fragments
    15. Review: Sentence Types
    16. Quiz: Sentence Types
    17. Review: Clauses
    18. Posttest: Clauses
    19. Start learning about
      Clauses

  10. 10. Capitalization

    1. Pretest: Capitalization
    2. Lesson 1: Names of People
    3. Lesson 2: Titles
    4. Lesson 3: Names of Places
    5. Lesson 4: Names of Groups of People
    6. Lesson 5: Names of Things
    7. Lesson 6: Names in School
    8. Lesson 7: Names on the Calendar
    9. Lesson 8: Firsts
    10. Lesson 9: Conventions
    11. Review: Capitalization
    12. Posttest: Capitalization
    13. Start learning about
      Capitalization

  11. 11. Punctuation: End Points and Comma

    1. Pretest: Punctuation: End Points and Comma
    2. Lesson-1: Period vs. Question Mark
    3. Lesson-2: Period vs. Exclamation Point
    4. Lesson-3: Period vs. Question Mark, Excl...
    5. Lesson-4: Comma - Noun of Address
    6. Lesson-5: Comma - Transitional Adverbs
    7. Lesson-6: Comma - Prepositional Phrases
    8. Lesson-7: Comma - Participial Phrases
    9. Lesson-8: Comma - Participial Phrases vs...
    10. Lesson-9: Comma - Introductory Dependent...
    11. Lesson-10: Comma - Absolute Expressions
    12. Lesson-11: Comma - Joining by Coordinate ...
    13. Lesson-12: Comma - Words in Apposition
    14. Lesson-13: Comma - Adjective Clauses
    15. Lesson-14: Comma - Dates and the Comma
    16. Lesson-15: Comma - Addresses and the Comma
    17. Lesson-16: Comma - Items in a Series
    18. Lesson-17: Comma - Modifiers in a Series
    19. Review: Punctuation: End Points and Comma
    20. Posttest: Punctuation: End Points and Comma
    21. Start learning about
      End Points & Comma

  12. 12. Punctuation: Quotations and Parentheses

    1. Pretest: Punctuation: Quotations and Parentheses
    2. Lesson 1: Quotation Marks
    3. Lesson 2: Quotation Marks and the Comma
    4. Lesson 3: Quotation Marks and Other Punctuation
    5. Lesson 4: Quotation Marks vs. Underscores and Italics
    6. Lesson 5: Parentheses - Enclosing the Parenthetical Expression
    7. Lesson 6: Comma - Enclosing the Parenthetical Expression
    8. Review: Punctuation: Quotations and Parentheses
    9. Posttest: Punctuation: Quotations and Parentheses
    10. Start learning about
      Quotations & Parentheses

  13. 13. Punctuation: Miscellaneous

    1. Pretest: Punctuation: Miscellaneous
    2. Lesson 1: Dash - Joining Independent Statements
    3. Lesson 2: Dash - Enclosing the Parenthetical Expression
    4. Lesson 3: Semicolon - Joining Independent Clauses
    5. Lesson 4: Semicolon - Separating Items in a Series
    6. Lesson 5: Colon - Introducing the Following
    7. Lesson 6: Virgule (Slash)
    8. Lesson 7: Ellipsis Points and Brackets
    9. Review: Punctuation: Miscellaneous
    10. Posttest: Punctuation: Miscellaneous
    11. Start learning about
      Miscellaneous

  14. 14. Troublesome Words 1

    1. Pretest: Troublesome Words 1
    2. Lesson-1: Lie, Lying, Lay, Lain vs. Lie,...
    3. Lesson-2: Lie, Lying, Lay, Lain vs. Lay,...
    4. Lesson-3: Its vs. It's, 'Tis
    5. Lesson-4: Set vs. Sit
    6. Lesson-5: Your vs. You're
    7. Lesson-6: Their, There, and They're
    8. Lesson-7: To, Too, and Two
    9. Lesson-8: You and I vs. You and Me
    10. Lesson-9: Who vs. Whom
    11. Lesson-10: All Ready vs. Already
    12. Lesson-11: All Together vs. Altogether
    13. Lesson-12: All Ways vs. Always
    14. Lesson-13: Everyone vs. Every One
    15. Lesson-14: Awhile vs. A While
    16. Lesson-15: Award vs. Reward
    17. Lesson-16: Anger, Angry vs. Mad
    18. Lesson-17: Can vs. May
    19. Lesson-18: Fewer vs. Less
    20. Lesson-19: Lose vs. Loose
    21. Review: Troublesome Words 1
    22. Posttest: Troublesome Words 1
    23. Start learning about
      Troublesome Words 1

  15. 15. Troublesome Words 2

    1. Pretest: Troublesome Words 2
    2. Lesson 1: Accept vs. Except
    3. Lesson 2: Affect vs. Effect
    4. Lesson 3: Advice vs. Advise
    5. Lesson 4: Between vs. Among, Amongst
    6. Lesson 5: Bad vs. Badly
    7. Lesson 6: Breath vs. Breathe
    8. Lesson 7: Bring, Take, Fetch, and Carry
    9. Lesson 8: Capital vs. Capitol
    10. Lesson 9: Complement vs. Compliment
    11. Lesson 10: Emigrate vs. Immigrate
    12. Lesson 11: Farther vs. Further
    13. Lesson 12: Council vs. Counsel
    14. Lesson 13: Principal vs. Principle
    15. Lesson 14: Whether vs. Weather
    16. Lesson 15: Allay vs. Alley vs. Ally
    17. Lesson 16: Allude vs. Elude
    18. Lesson 17: Allusion vs. Illusion
    19. Lesson 18: All-round vs. All Around
    20. Lesson 19: Alternate vs. Alternative
    21. Lesson 20: Apprehend vs. Comprehend
    22. Lesson 21: Born vs. Borne
    23. Lesson 22: Censor vs. Censure
    24. Lesson 23: Notable vs. Notorious, Notoriety
    25. Lesson 24: Persecute vs. Prosecute
    26. Lesson 25: Continual, Continuous, and Con...
    27. Lesson 26: Sight vs. Site, Cite
    28. Lesson 27: Stationary vs. Stationery
    29. Review: Troublesome Words 2
    30. Posttest: Troublesome Words 2
    31. Start learning about
      Troublesome Words 2
English grammar