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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
Determiners Thumb Screws Clamping Screw Knob Star Knobs M12 x 35mm Bakelite
Interjections QYSZYG Archery Target,1 pcs Outdoor Archery Grass Target Arrow T
Read more about the parts of speech.


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

Punctuation Lessons

Lesson and TestVideo Lesson
Using Apostrophes
Using Colons
Original Engine Management 7053 Ignition Module
Using Dashes
Using Hyphens
Using Parentheses (Brackets)
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
complement and compliment
compose and comprise
dependant and dependent
Fit 53059200 Gasket Set
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
LorAnn Raspberry SS Flavor, 16 ounce bottle
poisonous or venomous
Toddler Baby Girl Romper Floral Halter Jumpsuit One-Piece Overal G.E.T. OP-612-MIX Melamine Oval Serving Platter, 11.75" x 8.25",
principal and principle
role and roll
tenant and tenet
their, there, and they're
too or to
weather, whether, and wether
while or whilst
who or whom
who's and whose
UV Skinz Women’s UPF 50+ V-Neck Sun and Swim Shirt
Interactive Exercise
Here are 10 randomly selected grammar questions.

See Also

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