GRE Prep

What to expect from the GRE

http://www.ets.org/gre/revised_general/about/content/ - Directly from the makers of the GRE

Practice Tests

http://www.ets.org/gre/revised_general/prepare or http://www.testpreppractice.net/GRE/gre-downloads.html - Free practice test book and practice computer-based tests from the makers of the GRE

Practice Questions

http://www.number2.com/ - Useful practice math questions/review and Vocabulary Builder; however, verbal questions are outdated

http://www.majortests.com/gre/ - Useful practice math and verbal questions, updated for the Revised GRE

http://www.varsitytutors.com/practice-tests - Useful practice for using vocabulary or reviewing math content; however, not as useful for GRE question format

Vocabulary

http://www.wordnik.com - Look up definitions of GRE words, see word origins, and see the words used in context

http://www.sheppardsoftware.com/vocabmania.htm - Learn GRE vocabulary in a game-like format

www.freerice.com - Practice vocabulary while donating rice through the World Food Programme

Math Review

http://www.purplemath.com/ - Focuses on algebra-based math review

http://www.khanacademy.org/ - Thorough math review, complete with videos

Reading

http://www.aldaily.com/ - Essays and articles for practicing reading scholarly material from a variety of disciplines

http://www.nytimes.com/ (or any online newspaper) - Stay up-to-date on current events for the Analytical Writing section