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Free English Grammar Lessons and Tests

Welcome to Grammar Monster! We're here to help you master English grammar.

Here is a list of our resources: If you'd rather learn by watching videos, we can help with that too:

The Parts of Speech

Lesson and TestVideo Lesson
Adjectives Johnson Pump Motor, Replacement 500GPH Cartridge 12V
Read more about the parts of speech.

Glossary of Terms

Lesson and TestVideo Lesson
abstract noun
adverbial phrase
collective noun
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complex sentence
compound sentence
concrete noun
conditional sentence
conjunctive adverb
dangling modifier

Punctuation Lessons

Lesson and TestVideo Lesson
Using Apostrophes
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Using Commas
Using Dashes
Using Hyphens
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Using Semicolons
Using Speech Marks
Read more about the different types of punctuation.

Easily Confused Words

Lesson and TestVideo Lesson
advice and advise
adverse and averse
affect and effect
appraise and apprise
avenge and revenge
bare and bear
can and may
coarse and course
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compose and comprise
dependant and dependent
discreet and discrete
disinterested and uninterested
e.g. and i.e.
envy and jealousy
explicit and implicit
further and farther
gray and grey
immigrate and emigrate
imply and infer
its and it's
loose and lose
marinade and marinate
material and materiel
past and passed
personal and personnel
poisonous or venomous
practice and practise
principal and principle
role and roll
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their, there, and they're
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weather, whether, and wether
while or whilst
who or whom
who's and whose
you're and your
Interactive Exercise
Here are 10 randomly selected grammar questions.

See Also

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