PBS
Pbs Learning Media: Some Frequently Confused Words
Some words in English can look and sound similar, but have entirely different meanings. Keep an eye and ear out for them; beware of commonly confused words. [0:40]
Khan Academy
Khan Academy: Frequently Confused Words: Too to Two
Can you tell the difference between the words 'to,' two,' and 'too'?
Khan Academy
Khan Academy: Frequently Confused Words: There Their They're
Do you know when to use 'there,' 'their,' and 'they're'?
Khan Academy
Khan Academy: Frequently Confused Words: Assorted
Can you identify when to correctly use these words that often get confused with other words?
Annenberg Foundation
Annenberg Learner: Grade 5 Spelling Bee
Read and listen to stories with some words missing. Fill in the missing words, see how many words you spelled correctly, and get corrections for the ones you missed.
English Plus+
English Plus: Grammar Slammar!
An easy-to-use grammar resource containing rules for style, usage, capitalization, abbreviations, punctuation, and letter writing. This site also includes a glossary of common grammatical mistakes.
Grammar Tips
Grammar Tips: The Proper Use of "Lay" and "Lie"
Check this brief explanation of how to tell the difference between lay, a transitive verb, and lie an intransitive verb, and use them properly in English grammar.
Grammar Tips
Who, That, Which
Need a quick reference for when to use who, that or which? This article offers a concise explanation.
Grammar Tips
Ten Common but Easily Corrected Errors
This resource presents the easiest errors to make when writing. Use this resource to help you proof your work.
Grammar Tips
Problematic Word Pairs: Part Iii
Use this list to help you find the correct usage of nine different pairs of commonly misused words.
Road to Grammar
Road to Grammar: Fluent: Word Strips
Race against the clock to move through columns and create word with four letters.
Road to Grammar
Road to Grammar: Word Slamm
Race against the clock to create words by catching, sorting, and organizing letters.
Towson University
Towson University: Commonly Confused Words: Then and Than
This entry explains the difference in meaning and usage of the words "then" and "than," gives examples of each, and provides a link to a page of practice exercises.
Robin L. Simmons
Grammar Bytes: Interactive Grammar Exercises
Fun grammar exercises with amusing art and sound clips attached to answers. Answers explained clearly and in an amusing manner.
ACT360 Media
Writing Den Writing Tips: Sentence Builder: Prepositions
Grammar list of common prepositions that are linked to examples.
Robin L. Simmons
Grammar Bytes: Word Choice Exercises
Students engaging in these 14 word choice exercises will improve their word usage skills. Topics include spelling mistakes, sound alike words and word confusion. Select the correct word usage for each sentence.
InterLink Language Centers
Interlink: Parts of Speech: Conjunctions
This site is designed for English-as-a-Second-Language students and offers a description of conjunctions and their function in sentences.
Other
If I Were a Carpenter: The Tools of the Writer
Twenty tips for writers, slanted toward fiction, from the director of the National Writers' Workshop. Tips are divided into four areas: sentences and paragraphs, language, effects, and structure.
Other
New Poets Press: Writing Tips
Provides some good, practical advice on writing poems. Written in a simple, down-to-earth style that is easily accessible. An outline at the top of the page will lead you to different sections of the page. Part of a larger poetry...
Other
Englishlinx: Interjections Worksheet (Writing Part 1) [Pdf]
Learn about interjections and practice writing and punctuating sentences that contain interjections.
University of Victoria (Canada)
The U Vic Writer's Guide: Literary Term: Bombast
This site from The UVic Writer's Guide provides an excellent description of bombast language. Content includes a literary example.
University of Ottawa (Canada)
Hyper Grammar: Spelling
Online grammar tutorial teaches the various spelling rules. L.9-10.2c Spelling
English Club
English Club: Learn English: Vocabulary: Word Classes and Word Forms
Links to information on different word forms including verbs, nouns, adjectives, adverbs, prepositions, interjections, prefixes, suffixes, contractions, and "wh" question words.
Application Magazine
Aplicaciones: Ortografia Interactiva De S Y X
Eleven different exercises are provided so you can test your knowledge of words that are spelled with an s or an x. Final score will be provided.