IQ Tests

Hoeflin IQ Tests

Hoeflin Analogies Test

Hoeflin Analogies Test These 12 analogies were created by Ronald K. Hoeflin, Ph.D., philosopher and creator of the famous Mega, Titan, Ultra, and Power tests, and founder of several high IQ societies that you will find listed on

Unlike most of our tests, you are encouraged to use a dictionary in book form, especially an unabridged dictionary such as Webster's Third New International Dictionary: or at least a "good" dictionary such as Merriam-Webster's Collegiate Dictionary, 11th Edition:, any other books (but not electronic or online books - just standard books with paper pages), and you may use Please do not use any other web sites, software, or the help of anyone else in working these problems. You may use scrap paper, pen or pencil, and a standard or computer calculator.

For each problem, determine which word should replace the question mark (?). The symbol : should be read as "is to" and :: should be read as "as".


UP : DOWN :: DAY is to (?)

would be read as

UP is to DOWN as DAY is to (?)

The answer would be NIGHT

Many of the problems are VERY difficult, and several may contain words, names or terms that you are unfamiliar with. Be sure to answer every problem, even if this means guessing on some problems. There are no penalties for guessing.

Although there is no time limit, try to complete the test in 1 or 2 sessions.

Your estimated IQ score, general population percentile ranking, and the answers to the problems are all provided when you complete the test.
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