NSE
by Theodosis Prousalis (ngtest.wordpress.com)
and Ivan Ivec (ivec.ultimaiq.net)
This is strong IQ test, capable to estimate IQ up to 180 sd=15, which
is 1/20.000.000 rarity. Enter decimal numbers with a decimal point.
Hint: If you find more than one logical solution
to a particular item, you must choose the most logical one.
Important: You will receive the most accurate
score if you try the test no more than twice.