John, 12-years-old, is three times as old as his brother. How old will John be when he is twice as old as his brother? Two families go bowling. While they are bowling, they order a pizza for £12, six ...

This is a straightforward vocabulary test, so if you've ever taken the SATs, this will feel totally familiar. Take the quiz here. It's highly unlikely you'll ever need to write something without spell ...

MyIQ is changing how digital culture engages with intelligence. In 2025, cognitive testing has become part of personal ...

New York City, NY, Nov. 11, 2025 (GLOBE NEWSWIRE) -- BestIQTest.org, the world’s leading cognitive assessment innovator, proudly unveils its next-generation free IQ test online for 2025 and beyond, ...

This piece originally appeared on The Conversation. John, 12-years-old, is three times as old as his brother. How old will John be when he is twice as old as his brother? Two families go bowling.

In this optical illusion picture, the number 28 is hiding among 82’s. Are you one of the selected few with the sharpest ...

Who has the highest IQ in history? One answer would be: a 10-year-old girl from Missouri. In 1956, according to lore, she took a version of the Stanford-Binet IQ test and recorded a mental age of 22 ...

These quizzes won't give you an exact IQ number, but they will tell you how smart you are by testing your expertise in various subjects. These quizzes are deceptively tricky, so make sure you put your ...

Daphne Martschenko does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...