History of IQ Testing

This page offers bits and pieces of information related to the history of IQ tests. While it's pretty sparse today, we plan to add extensively over the coming years. Contributions welcome! This site donated by EMS, which provides a variety of IQ materials and tests, especially those related to testing children's IQs, for sale and rent.

In our library, we have historical items from:

The first American IQ test, developed by Terman at the beginning of the 20th century. A few photos from the test materials follow:


Online history exhibits:



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