IQ Tests
A.C.E Intelligence
Free tests, including official and fun tests, quizzes and optical illusions. Also provides history of the IQ test.
Cerebrals Society Online Intelligence Tests
Tests and questionaires prepared by members of the Cerebrals Society.
Daily IQ Test
Daily changing IQ-style questions of diverse nature for fun and learning purposes.
International High IQ Society
Five free tests that measure different abilities. High score allows one to join the society.
IQTest.com
Free test with information on intelligence testing and history thereof. Additional detailed reports are available for a fee.
Know yourself better
An IQ level indicates how one is positioned compared to the majority of individuals in a given age bracket.
Sentence Completion Test
Assesses English vocabulary knowledge. Presented as an experimental form of a verbal IQ test.
Sigma Test
Admission test for several high-IQ societies. Contains sections with various levels of difficulty.
SON-R Nonverbal Intelligence Tests
Individual tests for children not requiring use of language. Especially suited for children with problems in the areas of language and verbal communication. Norms available for age…
Tests of Intelligence
Contains special and combined IQ tests and links to IQ and EQ sites.
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