Chess pieces on a dark board, with the king in the foreground.
Twelve little twists
Mind & habitsJust for fun

Logic, at your own pace

Twelve little puzzles to play with deduction, numbers and probability. Every answer comes with an explanation.

5 min12 questionsAnswers explained

BEFORE YOU BEGIN

There is a right answer to each of these questions. Take your time: at the end, you’ll see your score and an explanation of every answer.

Tap to make each choice. Your result is free.

Your score and the answers An explanation for every question No time limit
Just for fun

An original reasoning game. Your score counts only the correct answers to these questions: it is neither an IQ test nor a measure of intelligence.

How we interpret results
How this quiz works

This journey has 12 questions and takes about 5 minutes. You can go back, change an answer and read your result again, all for free.

At the end, you’ll see your score, the correct answers and an explanation for each one. This is not an IQ test.

Your answers stay in the page’s memory. Read how the results are created.

YOUR EXPLORATION

Leave this quiz?

Your answers from this session will be lost. You can also stay and carry on at your own pace.