The Guide to Grammar and Writing contains scores of digital handouts on grammar and English usage, over 170 computer-graded quizzes, recommendations o...

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

Comprehensive encyclopedia of mathematics with 13,000 detailed entries. Continually updated, extensively illustrated, and with interactive examples.

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Chicago-Kent College of Law, the law school of Illinois Institute of Technology, offers full- and part-time J.D. and LL.M. programs and dual degrees i...

Purplemath contains practical algebra lessons demonstrating useful techniques and pointing out common errors. Lessons are written with the struggling ...

The Khan Academy is a not-for-profit 501(c)(3) with the mission of providing a world-class education to anyone, anywhere. Despite being the work of o...

News and commentary on culture and politics

WebMath is designed to help you solve your math problems. Composed of forms to fill-in and then returns analysis of a problem and, when possible, prov...

Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.