Good and Free IQ Tests

My name is Ivan Ivec and please click here to find my IQ tests.
Here, I'll also offer free IQ tests, with instant online scoring.

Test Author    
Numerus Basic Ivan Ivec Norm up to IQ=160
Tic Tac Toe Ivan Ivec Norm up to IQ=170
NSE T. Prousalis, I. Ivec Norm up to IQ=180

Also, I'm going to publish the list of world favorite free IQ tests, of all kinds.

The rules will be simple:

Go to the list (last updated: November 13, 2021)