IQ Tests - Our All IQ Tests site hosts 57 of our very best IQ tests, fully automated. You can optionally create a free account that will archive all of the tests you've taken or are currently working through, provide you with the answers you've submitted (and an indicator as to whether or not they were correct), the correct answers, and your scores on each of the tests.
IQ Tests (All) - This section of All IQ Tests lists and links all of our IQ tests that are hosted on the site.
Randomly Generated IQ Test - Enjoy our IQ test that gives you 10 new puzzles each time you reload the page. An IQ score and ranking scale are provided.