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The #1 Grammar and Punctuation Resources Website – English grammar rules, capitalization, punctuation, whom, whomever, whoever, writing numbers, apostrophe, and The Blue Book of Grammar.

Cambridge University Press advances learning, knowledge and research worldwide

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The Guide to Grammar and Writing contains scores of digital handouts on grammar and English usage, over 170 computer-graded quizzes, recommendations on writing -- from basic problems in subject-verb agreement and the use of articles to exercises in p...

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We provide an enormous supply of free worksheets for teachers and parents to copy for their kids. These materials are valuable for teaching, reinforcement, and review. Looking for lesson plans? Many of these worksheets can serve as the basis for less...

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Washington State University provides leading research and world-class learning to 25,000 students at Pullman, Spokane, Vancouver, and Richland, Washington.

Refdesk is a free and family friendly web site that indexes and reviews quality, credible, and current web-based reference resources.